Strategic Patent Search Automation
Patent searches require navigating through millions of documents across multiple databases, with precise terminology and classification systems that vary between jurisdictions. A single oversight in search strategy can miss critical prior art, while broad searches can generate thousands of irrelevant results that consume valuable review time.
The fundamental challenge lies in balancing search precision with comprehensive coverage while managing the inherent complexity of patent language and classification systems.
This page brings together solutions from recent research—including AI-powered semantic analysis, iterative classification-based searching, automated template extraction, and blockchain-enabled collaborative validation. These and other approaches focus on improving search accuracy while reducing the time and expertise required to conduct thorough patent analyses.
1. Patent Document Retrieval Method Utilizing Machine Learning for Claim Element Parsing and Synonym Identification
Dizpersion Corporation, 2024
Method for searching for relevant patent documents using machine learning and AI techniques to improve the effectiveness and efficiency of patent searching. The method involves parsing claim elements, selecting keywords, identifying synonyms, forming search strings, ranking documents, determining citations, and mapping elements. This allows targeted searching of databases using user-defined elements instead of keywords, improving recall and reducing false positives compared to keyword-based searching.
2. Patent Search System Utilizing Product and Effect Trees with Hyponym Extraction for Conceptual Expansion
QIZHIDAO TECH CO LTD, QIZHIDAO TECHNOLOGY CO LTD, 2023
Patent search method and platform that improves efficiency and expands the range of retrieved patents by leveraging product and effect trees. When searching for patents using brief effects, the platform extracts hyponym words from the product and effect trees to find related patents beyond just matching the exact words. This provides a hierarchy of related concepts that expands the search beyond just the exact input words. The platform also suggests higher level concepts to broaden searches when exact words aren't found.
3. Hybrid AI System for Patent Claims Analysis with Machine Learning-Enhanced Embedding and User-Guided Search
DAYSTROM INFORMATION SYSTEMS, LLC, 2023
A hybrid AI system for patent claims analysis that combines machine learning and user input to accurately search and analyze patent documents. The system allows users to initiate searches based on reference documents, narrow the search focus, and select sections. It uses ML to transform the document and claims into embeddings representing their meaning. Element-by-element searches find matches based on these embeddings. Confidence scores rank the results. The system provides feedback to improve future searches.
4. Patent Search and Analysis System Utilizing Natural Language Understanding and Machine Learning for Claim Element Interpretation and Matching
DAYSTROM INFORMATION SYSTEMS, LLC, 2023
More accurate patent searching and analysis using AI, specifically natural language understanding (NLU) and machine learning (ML) techniques, to improve search results and avoid missing relevant patents. The method involves analyzing patent claims and relevant text from a reference document using AI systems to determine the meaning of claim elements and search for matches to rank patents based on how well their claims match the reference document.
5. Iterative Patent Search Method Utilizing Criteria Extraction and Refinement
KKLAB TECHNOLOGIES PTE. LTD., 2023
A method to assist users in patent searching by enabling them to select and search within patent documents based on key criteria like classification codes and related tags. The system retrieves patent documents matching the initial search criteria. Users can then select one or more patents of interest and extract additional criteria like classification codes from them. The system generates a refined search using the extracted criteria to find more relevant patents. This iterative process allows users to navigate and refine patent searches using criteria specific to patents, enhancing search accuracy and relevance.
6. Patent Retrieval System Utilizing Diffusion Model-Generated Keyword-Oriented Document Expansion
BEIJING ZHIGUAGUA TECH SERVICE CO LTD, BEIJING ZHIGUAGUA TECHNOLOGY SERVICE CO LTD, ZHIGUAGUA BIG DATA TECHNOLOGY CO LTD, 2023
Patent document search using diffusion models to improve accuracy and efficiency of patent retrieval. The method involves using diffusion models to generate keyword-oriented abstracts, claims, and sentences from a patent document. These expanded versions are then searched separately to find similar patents. The results are integrated and weighted to identify the most relevant patents. This expansion and integration process allows more comprehensive and accurate retrieval compared to just matching keywords.
7. Patent Search System Utilizing Natural Language Queries with Integrated Database Filtering
QIZHIDAO NETWORK TECH CO LTD, QIZHIDAO NETWORK TECHNOLOGY CO LTD, 2023
Intelligent system for fast and accurate patent search using natural language queries. The system takes user input of patent-related information like product names, self-made words, and company names. It then filters and displays relevant patents based on this input. The system leverages databases to find matching products, companies, and keywords. This improves the accuracy and efficiency of patent searching compared to querying raw patent databases.
8. System for Extracting Standardized Document Templates by Identifying and Analyzing Common Text in Similar Patent Documents
Specifio, Inc., 2023
Automatically extracting patent document templates from a patent corpus by identifying sets of similar patent documents and extracting the common text shared between them. This allows finding and generating standardized document templates from a collection of similar documents like patents.
9. Patent Similarity Search Method Utilizing Element Extraction and Paraphrase Integration
Electronics and Telecommunications Research Institute (ETRI), 2023
A method for searching for similar patents based on natural language expressing most of the contents of a patent. The method involves extracting patent elements like components and functional elements from a query patent, extracting search words from the elements, matching and sorting elements of the query patent and elements of similar patents, calculating a matching rate, identifying missing elements, and optionally prompting a user to input a paraphrase for those missing elements. The paraphrase is then used to search for additional similar patents. This allows more accurate matching of components and handling of paraphrases and neologisms in patent descriptions.
10. Method for Automated Extraction and Summarization of Patent Documents Using Pre-trained Models for Problem, Solution, and Effect Identification
PATSNAP LIMITED, 2022
Automatically generate concise summaries of patent documents by extracting key information from the technical problem, solution, and beneficial effects sections of the patent. The method involves using pre-trained models to extract problem, solution, and effect sentences from the patent document. These sentences are then combined to create a summary of the invention.
11. Patent Document Summary Generation Using Natural Language Processing and Machine Learning with Repetitive Sequence Substitution
GREYB RESEARCH PRIVATE LIMITED, 2022
A method for creating a patent document summary that involves leveraging natural language processing and machine learning techniques to analyze the text of a patent document and generate a concise summary that captures key information from the document. The method involves identifying repetitive word sequences in the document, replacing subsequent occurrences of those sequences with shorter substitutes, and generating the summary based on the modified text.
12. Automated Patent Search System Utilizing Text Mining for Keyword Extraction and Synonym Expansion
DOSSIER CO LTD, 2022
Automated prior patent search solution to quickly and easily generate patent search reports by leveraging text mining techniques. The solution involves extracting keywords from a search query, expanding them with synonyms, creating a search expression, searching patents, analyzing results, and generating a report. The text mining involves stopping unnecessary words, extracting primary keywords, expanding with synonyms, and storing unmatched keywords.
13. Patent Claim Analysis and Document Generation System Utilizing Natural Language Processing for Search and Profiling
AON RISK SERVICES INC OF MARYLAND, 2022
Automated patent analysis and document generation system that can analyze patent claims and generate reports and search results based on the claims. The system uses natural language processing techniques to analyze patent claims and extract key elements. It generates search strings from these elements and sends them to external search engines to find related documents. The system also generates profiles for claims and documents based on linguistic analysis, syntactic categories, and metrics like stemming and word count. These profiles can be displayed to users for analysis.
14. Patent Search and Analysis Platform Utilizing AI, Machine Learning, and Blockchain with Natural Language Processing for Claim and Prior Art Similarity Analysis
ERICH LAWSON SPANGENBERG, DANIEL LAWRENCE BORK, PASCAL ASSELOT, 2022
A platform for conducting patent searches and analyzing patent value using a combination of AI, machine learning, and blockchain technology. The platform leverages natural language processing to improve patent search relevance by analyzing similarities between claim limitations and prior art specifications. It also uses AI algorithms to rank prior art based on relevance to specific claim elements. The platform further provides tools for highlighting, weighting, and customizing search parameters.
15. Patent Information Processing System Utilizing Word Frequency Analysis and Linear Programming for Related Patent Identification and Licensing Value Estimation
XING DONGBING, 2022
Patent information processing system using word frequency analysis to provide efficient patent searching and licensing recommendations. The system extracts key words from patents, calculates word frequencies, and uses similarity metrics to identify related patents. It also leverages linear programming to estimate patent licensing value based on factors like enterprise capabilities and patent descriptions. The system provides intelligent patent retrieval and suggests high correlation patents. It can also evaluate patent licensing potential through linear programming.
16. Machine Learning-Based Patent Classification System with Transfer Learning for User-Specific Customization
WERT INTELLIGENCE CO., LTD., 2022
Automatically classifying patents via machine learning to save time and resources. The method involves learning from a patent database to establish a basic classification model. When a user searches for patents, it uses their classification input to predict their personalized classification standard. This combines with the basic model to classify the remaining unclassified patents. It leverages transfer learning to customize the basic model using the user's classification pattern.
17. Method and System for Extracting and Evaluating Key Technologies Using Topic Strength Analysis in Patent and Document Databases
BAOTOU STEEL GROUP MINING RES INSTITUTE LIMITED LIABILITY CO, BAOTOU STEEL GROUP MINING RESEARCH INSTITUTE, INNER MONGOLIA BOYAN ZHICHENG METAL MINERAL RESOURCES COMPREHENSIVE UTILIZATION ENGINEERING RES CO L, 2022
Method and system for retrieving key technologies in patents and documents that improves upon existing patent retrieval methods by finding comprehensive and accurate key technologies in a field. The method involves extracting topics from patent and document databases, judging patent and document topic strengths, and identifying key techniques based on those scores. This analyzes documents and patents simultaneously to determine field-specific key technologies more comprehensively and accurately compared to just patent retrieval.
18. Patent Document Processing System with User Interface for Filtering, Analyzing, and Drawing Search Capabilities
LEXISNEXIS, A DIVISION OF REED ELSEVIER INC., 2022
Searching, filtering, and analyzing large numbers of patent-related documents to find documents of interest to a user. It provides user interface tools for filtering and analyzing patent-related documents to find documents of interest. It also allows searching for specific patent drawings.
19. Method for Identifying Similar Patents Using Claim Keyword Extraction and Similarity-Based Candidate Ranking
IPLUCY INC, 2021
A method for accurately and efficiently finding similar patents to a target patent by analyzing the target claim and displaying candidate documents in order of similarity. The method involves extracting keywords from the target claim, finding candidate documents with those keywords, comparing the target claim to the candidates to determine similarity, and presenting the candidates in order of similarity. This allows focusing on the most relevant documents first and avoiding the need to scroll through long lists. The candidates are also displayed with highlighting to make the comparison easier.
20. Patent Search System Utilizing Classification-Based Query Expansion and Semantic Embedding Techniques
Wuhan University, WUHAN UNIVERSITY, 2021
Patent search method and system that improves patent retrieval by generating more accurate and relevant search queries and expanding them to cover related patents. The method uses patent classification information and word embedding techniques to generate aspect queries and expand queries with double consistency. It also fuses search result sets using compound domain weights. This allows more effective retrieval by considering technical perspectives and semantic relatedness.
21. System for Enhancing Patent Literature Searches via Automated Expansion of User-Defined Search Formulas
WERTINTELLIGENCE, 2021
Optimizing patent literature searches by taking a user's search formula and expanding it to a higher-quality search by adding relevant search terms and operators. The system receives a user's search formula, classifies it into groups based on operators, adds additional relevant search terms to each group, combines the groups with operators to create a final optimized search formula, and provides that to the user. This expands and improves the user's initial search.
22. Patent Infringement Analysis System with Hybrid AI for Element-Based Document Comparison
DAYSTROM INFORMATION SYSTEMS, LLC, 2021
Semi-automatic patent infringement analysis using hybrid artificial intelligence. The system narrows the focus of patent search results by identifying relevant portions of a reference document. It then uses artificial intelligence to compare claim elements of patents to those relevant sections. This provides more accurate infringement analysis compared to using machine learning alone. The AI determines word meanings, searches element by element, and outputs matches with confidence scores.
23. Method and Apparatus for Parsing Patent Claims into Syntactic Components with Relational Tagging
i-Bricks, Korea Institute of Patent Information Foundation, 2020
Method and apparatus for structuring patent claims to enable better search and classification of patent documents. The method involves parsing patent claims to extract syntactic components like preamble, relational phrases, patent components, connections, subject words, etc. It creates syntax rules by analyzing claims and defining phrases from ending tokens. Tags are attached to nouns and verbs before/after relational phrases to show relationships. The structured claims can be used for tasks like similar patent search and classification.
24. Semantic Analysis-Based Patent Document Retrieval with Dynamic Keyword Grouping and Relationship Mapping
WOJIE BEIJING TECH CO LTD, WOJIE TECHNOLOGY CO LTD, 2020
Semantic patent document retrieval that improves accuracy and ease of use over existing methods. The method involves analyzing the semantic relationships between keywords in a patent document description. Instead of just searching for exact keyword matches, it determines a target keyword group and semantic relationships. Then, it generates search formulas based on these groups and relationships to find relevant documents. This allows more accurate and contextual retrieval compared to just exact keyword matching. The user can also refine searches by adjusting the target keywords and relationships.
25. Automated Patent Search System Utilizing Prioritized Keyword and Classification Extraction with Result Similarity Sorting
Intellectual Property Publishing House Co., Ltd., INTELLECTUAL PROPERTY PUBLISHING HOUSE CO LTD, 2020
Automatic patent search to find similar patents more accurately and efficiently than manual methods. The search involves extracting keywords and classification numbers from a specific patent, prioritizing them based on manual input versus automated segmentation, and constructing a search formula using the prioritized terms until results meet thresholds. This improves accuracy by leveraging manual keywords and classifications as higher priority over automated ones. It also sorts search results by similarity to the original patent.
26. Search Query Expansion Using Iterative Concept Expansion with Breadth-First Search and Neural Networks
KONKUK UNIV GLOCAL IND ACADEMIC COLLABORATION FOUND, KONKUK UNIVERSITY GLOCAL INDUSTRY-ACADEMIC COLLABORATION FOUNDATION, 2020
Searching for information using concept expansion of a search term to improve efficiency compared to just using the initial search term. The concept expansion involves iteratively finding related terms and expanding the search query with them. This is done using techniques like sequential or parallel breadth-first search, or a neural network like Hopfield nets. The expanded query is then used to search the database for more relevant results.
27. Patent Retrieval Method Utilizing Keywords and Multi-Platform Classification Number Extraction
JIANGSU RAINPAT DATA SERVICE CO LTD, 2020
A patent retrieval method using keywords and multi-platform classification numbers to improve accuracy compared to traditional patent searching. The method involves obtaining competitive product information, retrieving patents for those products, extracting classification numbers and keywords from the patents, and using them to search for more relevant patents. This leverages existing patent data to determine better classification numbers and keywords for more accurate patent retrieval.
28. Automated Patent Classification and Similarity Analysis System Utilizing Machine Learning and Textual Algorithms
PAICHAI UNIV INDUSTRY ACADEMIC COOPERATION FOUNDATION, PAICHAI UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, 2020
Automated patent search system using machine learning to classify patents based on IPC standards and find similar patents. The system extracts keywords from patent documents, selects important keywords using a text rank algorithm, classifies IPC codes using a trained model, searches for comparable patents based on keywords and IPC, and analyzes topic similarity using LDA.
29. Natural Language Processing Method for Patent Claim Analysis Using Indexed Search and Query Generation
Parker Douglas Hancock, 2020
Determining the validity or infringement of a patent using natural language processing and information retrieval techniques. The method involves indexing patent references to create search documents, building a search index from the documents, generating queries from patent claims, and executing searches in the index to find matching documents. This allows quickly identifying where in references a claim is disclosed. The searches use techniques like splitting references into smaller units, removing words, and substituting synonyms to improve accuracy.
30. Patentability Assessment Method Using Textual Comparison with Existing Patents via Edit Distance and Length Index Metrics
AI SAMURAI INC, 2020
Judging patentability of a new invention based on comparison with existing patents. The method involves extracting a group of similar patents from a database, comparing the text of the new invention to the similar patents, and using metrics like edit distance and length index to determine patentability. The method aims to accurately evaluate whether an invention is novel and non-obvious by comparing it to existing patents.
31. Patent Data Analysis System with Text Mining for Technical Element Extraction and Association Rule Generation
TSAI CHENG YU, TSAI CHENG-YU, 2020
A research and development assistance system using patent data to suggest new ideas and overcome patent obstacles. The system analyzes patent documents using text mining to extract technical elements. Association rules are generated from these elements to identify combinations and strengths. Weak rule combinations are presented as R&D suggestions. Strong rule combinations are used to infer patent invalidations.
32. R&D Auxiliary System Utilizing Patent Database Analysis with Association Rule Generation
Cheng-Yu TSAI, 2019
A research and development (R&D) auxiliary system that leverages patent databases to provide suggestions and insights to R&D teams. The system uses association rules created by analyzing patent classification numbers or technical element messages from patent documents. These association rules, along with their strength values, are used to generate suggestions like patentable R&D ideas or patent invalidation inferences that can assist R&D efforts. By analyzing patents in this way, the system provides practical guidance based on the patent database that addresses the specific needs of R&D personnel.
33. Patent Similarity Detection Using Term Usage Analysis and Multilingual Cosine Vectorization
KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION, UNIV KOOKMIN IND ACAD COOP FOUND, 2019
Semantic-based similar patent search technique that can calculate the similarity of technical terms by analyzing the usage of terms in patent literature. The method involves extracting key technical terms from patents, purifying the patents based on those terms, vectorizing the purified patents, and calculating cosine similarity between the vectors to find similarity between patents. This allows finding patents in different languages that belong to the same technical field.
34. Apparatus and Method for Extracting Keyword Sequences from Patent Claim Requirement Units
Inpatec Co., Ltd., 2019
A method and apparatus for analyzing patent documents to extract meaningful keyword sequences that represent the technical content of the claims. The method involves breaking down the claims into constituent requirement units, like steps in a process, and identifying keywords within each unit. It then constructs a keyword sequence by connecting the keywords from adjacent requirement units. This sequence represents the technical flow and relationships between the steps in the claimed invention.
35. Keyword Generation Method Using Statistical Analysis of Patent Documents
INTEGRAL SEARCH INTERNATIONAL LTD, 2019
Keyword suggestion method for efficient and accurate patent search. The method involves generating suggested keywords for patent search based on analysis of existing patent documents. It involves steps like statistical analysis of search results to identify important single words, integration of word counts, sorting, and keyword generation. The suggested keywords are then used in subsequent patent searches to improve efficiency and accuracy.
36. Search Result Refinement System Using Concept Marker Identification and Re-Ranking Mechanism
THOMSON REUTERS GLOBAL RESOURCES, 2019
Refining search results by leveraging concept markers to improve precision and flexibility in content searching. When a user submits a query, the system identifies relevant documents and concept markers associated with them. The user can then select concept markers to refine the search results. This allows refining by concept relevance instead of just keywords. The selected concept markers are re-ranked along with the documents to provide better results. The concept marker assignment involves identifying relevant concepts in documents and mapping them to master markers.
37. Keyword-Based Intellectual Property Search and Retrieval System with Autocomplete and Database Classification
Darae Strategic Business Center, 2019
A technology-convergent design solution business model that enables non-experts to easily search and utilize intellectual property information for design purposes. The business model involves a keyword search methodology that provides autocomplete suggestions, classified intellectual property databases, and keyword conversion to help users navigate the complex intellectual property search process. The method includes steps like retrieval expression autocomplete, search result providing, homogeneous/heterogeneous IP DB classification, and keyword conversion. By simplifying IP search and analysis for designers, it aims to provide a technology convergence design solution leveraging patented big data analysis.
38. Integrated System for AI-Driven Key Phrase Extraction and Unified Multi-Database Patent Query Execution
INGENIOUS E BRAIN SOLUTIONS PVT LTD, INGENIOUS E-BRAIN SOLUTIONS PVT LTD, 2019
Integrated patent data mining system that enables efficient and accurate patent searching by extracting key phrases from user inputs using artificial intelligence algorithms, converting them into a single executable search query, and simultaneously searching multiple heterogeneous patent databases to provide search results. This improves patent data mining by leveraging AI to extract relevant search terms from user inputs and convert them into a single query for multi-database searching.
39. System for Contextual Keyword Extraction and Query Formulation in Patent Infringement Detection
INGENIOUS E-BRAIN SOLUTIONS PVT LTD, 2019
A system for efficiently identifying potentially infringing products on a patent using a user interface and machine intelligence to extract keywords and formulate search queries based on context and intelligence from additional user input beyond just the patent text. This allows targeted searching across multiple databases through a single interface to identify infringing items.
40. Automatic Denoising Method for Patent Retrieval Using Keyword and Classification Number Integration
Jiangsu Runtong Data Services Co., Ltd., 2019
Automatic denoising method for patent retrieval to efficiently and accurately search large patent databases by combining keywords and classification numbers. The method involves determining a keyword from the target search document, obtaining a target database using that keyword, getting the first document from that database, determining the classification numbers within it, finding the sections, categories, etc, performing semantic analysis between those classifications and the target document, and deleting the document if the analysis doesn't match. This automatically removes irrelevant patents and improves search efficiency by focusing on relevant classifications.
41. Method for Identifying High-Value Patents Using Document Analysis of Claim Count, Word Count, and Patentee Type
Jiangsu Runtong Data Services Co., Ltd., 2019
Automatically finding high-value patents by evaluating documents based on factors like claim count, word count, and patentee type. The method involves obtaining a target document containing a keyword, searching a patent database for matching documents, analyzing the documents' claim, word, and patentee data, and sending the best documents back to the database. This focused search and scoring approach improves accuracy and reduces false positives compared to broad keyword searches.
42. Automatic Patent Retrieval System with Keyword Expansion and Multi-Database Integration
Jiangsu Runtong Data Services Co., Ltd., 2019
Automatic patent retrieval method and device that improves accuracy and reduces noise in patent searches by expanding keywords and using multiple databases. The method involves obtaining a target search document with a keyword, expanding the keyword range, finding related documents in the expanded range, and then combining those databases to find the most relevant documents for the target search. This prevents missing relevant patents due to narrow initial keyword searches and reduces noise from unrelated documents.
43. Patent Retrieval Method Utilizing Entity Association Data Extraction
Hefei Changyuan Intellectual Property Management Co., Ltd., 2018
A method to retrieve patent information using association data to overcome the limitations of keyword searching. The method involves identifying and extracting associations between entities like inventors, organizations, and technologies from patent documents. These associations are then used as search queries to retrieve related patents beyond just keywords. This allows more comprehensive and effective retrieval of relevant patents for reference and analysis.
44. Automated System for Harvesting, Pruning, and Ranking Patent References with Visual Relevance Indication
Patterson Thuente Pedersen, P.A., 2018
Automating the harvesting and ranking of patent references to improve patent examination and analysis. Automated reference searching and analysis system that provides a tool to collect prior art references based on automatically harvested and pruned research threads. The system also ranks the harvested references for relevance to a claim set and presents the ranking visually.
45. Patent Search System Utilizing Document-Based Automatic Retrieval Expression Generation
Wort Intelligence Co., Ltd., 2018
Patent search system that enables easily searching for patents by uploading technical documents without requiring complex search expressions. The system extracts data from the uploaded document, generates a retrieval expression from the extracted data, and searches patents based on that expression. The retrieval expression is created by selecting keywords from the extracted data based on factors like frequency and position. This allows users to find relevant patents by simply uploading their own documents instead of manually crafting complex search queries.
46. Patent Searching System with Keyword Suggestion Based on Structural Claim Attributes
INTEGRAL SEARCH INTERNATIONAL LIMITED, 2018
A patent searching system that suggests keywords based on the structural attributes of patent claims. The system uses the user's search keyword to find patents, extracts definitions related to specific attributes (like subject matter, interrelationships), calculates occurrence frequencies, and suggests keywords from those definitions. This provides more precise search results by identifying keywords that are structurally related to the initial search term.
47. Incremental Patent Document Retrieval Method Using Formula-Based Keyword Layering and Sensory Evaluation
Tadakazu Owa, 2018
A method to efficiently search for patent documents that are relevant to a given search criteria. The method involves incrementally increasing the set of conforming documents until a sensory evaluation passes. It uses formulas and keyword tables to find documents that match the search criteria. This is done by first creating formulas for finding conforming documents based on a master document set. Then, it calculates a comprehensive search formula for finding compatible documents. This involves creating formulas for each keyword layer and combining them. If the initial set of documents is too small, it randomly extracts more documents to meet a keyword sufficiency reference value. The goal is to find a set of documents that comprehensively covers the search criteria.
48. Automated Patent Keyword Extraction Method Using Document Analysis and Comparative Retrieval
Hefei Boli Productivity Promotion Center Co., Ltd., 2018
Automatic method for extracting patent keywords from documents to improve the accuracy and comprehensiveness of patent searches. The method involves importing electronic documents, analyzing the title and text to retrieve similar documents, and exporting the final keyword list after contrasting.
49. Artificial Intelligence-Based System for Prior Art Identification Using N-Gram Analysis and Similarity Ranking
Palantir Technologies Inc., 2018
System for identifying prior art patent references using artificial intelligence that overcomes the limitations of traditional keyword search tools. The system preprocesses a corpus of patent references to identify keywords and n-grams (sequences of n words) along with statistics like occurrence counts. For a new patent application, it extracts n-grams from the claims section and ranks them based on the precomputed weights. It then finds prior art references matching the ranked n-grams and ranks them based on similarity. This provides more relevant prior art compared to keyword search.
50. Intellectual Property Data System with Keyword Extraction and Synonym Analysis Modules
Hefei Boli Productivity Promotion Center Co., Ltd., 2017
Intellectual property data acquisition and processing system that improves comprehensive patent searching and analysis by extracting synonyms related to keywords. The system has modules for keyword extraction, synonym analysis, and qualitative analysis. It connects to databases, thesauruses, and cloud resources to expand the search scope beyond exact matches. By extracting synonyms, it can capture variations in nomenclature across fields and improve patent data collection. This reduces the need for multiple searches and manual synonym matching.
A range of innovations that improve the effectiveness and precision of patent searches are demonstrated by the displayed patents. While some advances concentrate on improving the search process itself, others use artificial intelligence to comprehend patent material more intricately.
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