1. China Patent Publication Announcement Website: http://epub.sipo.gov.cn/
Introduction: The website includes all Chinese patent information published since September 10, 1985. Its search function allows queries based on four types of published announcement data: invention publication, invention authorization, utility model, and design. The data mainly includes Chinese patent publication announcement information, as well as substantive examination effectiveness, patent rights termination, patent rights transfer, and changes in recorded items.
2. Patent Search and Analysis Website: http://www.pss-system.gov.cn/
Introduction: This website collects patent data from 103 countries, regions, and organizations, as well as citation, family, legal status, and other data information. Its analysis functions can quickly analyze, customize analysis, perform advanced analysis, and generate analysis reports.
3. China and Multinational Patent Examination Information Query: http://cpquery.sipo.gov.cn/
Introduction: As the name suggests, the multinational invention patent examination information query includes invention patent applications and examination information accepted by the China National Intellectual Property Administration, the European Patent Office, the Japan Patent Office, the Korean Patent Office, and the United States Patent and Trademark Office.
4. Patent Information Service Platform: http://search.cnipr.com/
Introduction: This system is developed by the Intellectual Property Publishing House and supports professional searches for full text, invalidation, and operational information of Chinese patents. Users can define a private patent database to monitor the latest patent changes in real-time. A machine translation module has been specially developed for English patents to provide instant translation of retrieved English patents.
5. National Key Industry Patent Information Service Platform: http://chinaip.sipo.gov.cn/
Introduction: This patent information service platform, led by the National Intellectual Property Administration, provides public patent information services for ten key industries. It covers patent literature information from dozens of countries related to key areas of technological innovation; functionally, it provides an integrated thematic database system with various functions for R&D personnel and management, including general search, classification navigation search, data statistical analysis, and machine translation.
6. China Patent Network: http://www.cnpatent.com/
Introduction: Developed by China Patent Technology Development Company, this patent information service platform has both patent search functions and dynamic information related to patents.
7. Patentics: http://www.patentics.com/
Introduction: Patentics is a platform system that integrates patent information retrieval, downloading, analysis, and management. Compared to traditional patent search methods, its biggest feature is the intelligent semantic search function, which allows users to find relevant patents in the global patent database based on any provided Chinese or English text and sort them by relevance. The English full-text database of Patentics has become the largest full-text patent database in the world (with nearly 30 million full-text data).
8. SooPat: http://www.soopat.com/
Introduction: The SooPat website was initially completely free, relying mainly on its own funds and donations from SOOPAT users. Recently, SOOPAT has begun to try charging for services, but ordinary users can still search for domestic patents for free. However, many functions are restricted when searching for new world patents. SooPat has also developed a patent analysis function that can analyze patent applicants, application volume, patent number distribution, etc., and represent this with patent charts, and the speed is very fast. The patent analysis function is completely free.
9. IncoPat: http://www.incopat.com/
Introduction: IncoPat provides Chinese titles and translations of foreign patents, supports searching and browsing global patents in Chinese and English, and its multilingual version of information helps improve the completeness of searches and avoid missing important information. IncoPat integrates more than 40 commonly used patent analysis templates, allowing for quick analysis of patent legal status, technological development trends, competitor technology tendencies, and foreign enterprises’ patent layout in China.
10. Intelligence Dada: https://www.tiikong.com/patent/query/index.do
Introduction: Convenient patent search, using detailed visualized data to help you comprehensively analyze patents and deeply mine patent information. Registration is required.
11. Baiteng Patent Search: http://so.baiten.cn/
Introduction: Baiteng Patent Search is a patent search tool developed by Changzhou Baiteng Technology Company, with timely data updates that can retrieve the latest basic information, fee information, legal status, etc., of patents. Important patents can be added to favorites in real-time, and similar patents can be compared for analysis.
12. Guangdong Province Intellectual Property Public Information Comprehensive Service Platform: http://www.guangdongip.gov.cn/
Introduction: Contains many thematic databases.
13. Shanghai Intellectual Property (Patent) Service Platform: http://www.shanghaiip.cn/
Introduction: Can generate databases in real-time, divided into “public thematic databases”, “enterprise thematic databases”, and “deep-processing thematic databases”.
14. Jiangsu Province Chinese and Foreign Patent Search and Analysis Platform: http://58.213.145.74:8080/cniprBZ/index.htm
Introduction: Divided into many thematic databases according to industry category.
15. Beijing Intellectual Property Public Information Service Platform:
http://www.beijingip.cn/jopm_ww/loginedPage/web2/onlineSearch/zljsindex.jsp
Introduction: Provides publication of patent search and patent transaction information.
16. China National Knowledge Infrastructure: http://kns.cnki.net/kns/brief/result.aspx?dbprefix=SCOD
Introduction: Compared to conventional patent databases, each patent’s CNKI collection integrates the latest literature, scientific achievements, standards, and other information related to that patent, providing a complete view of the background, latest developments, and trends in related fields. It allows browsing more discussions by inventors and inventing institutions published in various publications.
17. Wanfang Data: http://librarian.wanfangdata.com.cn/default.aspx?dbid=Paper
Introduction: Wanfang Data also uses advanced analysis and consulting methods to provide users with information value-added services and has successively launched a series of information value-added products such as Wanfang Medical Network, Wanfang Video Knowledge Service System, and Primary and Secondary School Digital Library to meet user needs for in-depth information and analysis, providing decision-making for determining technological innovation and investment directions.
18. Drug Future: http://www.drugfuture.com/Index.html
Introduction: The patent database provides a convenient one-stop download for full texts of patents from China, the United States, Europe, etc.
19. World Intellectual Property Organization (WIPO) Search: www.wipo.int/classifications/ipc/ipcpub
20. European Patent Search Website:www.worldwide.espacenet.com/classification?locale=en_EP21. US Patent Search:www.uspto.gov/patents-application-process/search-patents22. Japanese Patent Search: www.j-platpat.inpit.go.jp/p110123. Innojoy Patent Search: http://www.innojoy.com/search/index.html
24. Derwent Patent Database: clarivate.com.cn/products/derwent-innovation/25. Orbit Patent Database: www.orbit.com26. LexisNexis: www.lexisnexis.com.cn/zh-cn/products/totalpatent.page27. Zhihuiya Patent Search: https://analytics.zhihuiya.com/
28. Google Patents: www.patents.google.com/
29. Patent Hub: https://www.patenthub.cn/
30. China Patent Legal Status and Transfer Information Search: pss-system.cnipa.gov.cn
31. Free Patents Online (FPO): (http://www.freepatentsonline.com/). FPO is a patent application and inquiry website in the United States, providing US patents and patent applications, while also covering queries and downloads for some European patents, Japanese patents, and WIPO patents.
(Source: Patent Classroom)
