China (CN) Patent Search — via Google Patents Index

USPTO Patent Search — Prior Art via Google Patents | NexGenData

nexgendata/uspto-patent-search

Patent research for due diligence and competitor research: search US patents (USPTO grants and published applications) for prior art by keyword, assignee or inventor, via the Google Patents index. Not an official USPTO API. Clean JSON with claims, CPC classes and citations.

Google Patents Scraper — Search, Citations, Family Graph

khadinakbar/google-patents-scraper

Scrape Google Patents across USPTO, EPO, WIPO, JPO, CN, KR and 100+ other patent offices. Six modes cover search, full details with claims and citations, assignee and inventor portfolios, family graphs and citation networks. Built for prior-art search and IP landscaping, with no API key.

Made-in-China Supplier Scraper — by Region & Audit | NexGenData

nexgendata/made-in-china-b2b-suppliers

Scrape Made-in-China.com B2B suppliers by product search, region and trust status: company, province/city, years on platform, Gold/Verified/Audited status, business type, employees, year established, main products, response rate. No API key. Pay per record.

Bilibili Video Search by Keyword · B站视频搜索 | NexGenData

nexgendata/bilibili-video-search

Search Bilibili (B站, Chinese video platform) for videos by keyword — no login, no API key, no cookie. Returns BV-id, title, author, play count, likes, danmaku, duration, publish date and thumbnail. Keyword search (not URL-by-URL) for Chinese AI corpora & trends. Pay per record.

Search and extract United States patent data from the official PatentsView API. Find patents by keyword, inventor name, assignee organization, date range, CPC classification, and patent type.

China CNIPA Patent Scraper

jungle_synthesizer/china-cnipa-patent-scraper

Scrape Chinese patent data from Google Patents. Search by keyword, IPC classification, assignee, or date range. Returns bilingual (Chinese + English) patent records including title, abstract, inventors, assignees, CPC/IPC codes, legal status, and patent family information.

USPTO API - Patent & Trademark Data

alizarin_refrigerator-owner/uspto-api---patent-trademark-data

USPTO patent data from the USPTO Open Data Portal using your own free USPTO API key (USPTO.gov account plus ID.me). Search applications and granted patents by keyword, assignee, or inventor, or look up one patent. Without a key, live runs return a notice and charge nothing.

Google Patents Scraper — Search, Detail, Citations

scrape.badger/google-patents-scraper

Scrape Google Patents at scale: search the full patent corpus by keyword, inventor, assignee, country, language, status, patent type, and filing date, then pull rich document details (abstract, every claim, full description, CPC classifications, backward/forward citations.

Google Patents Intelligence: Claims, Citations, Family Tree

scrapemint/google-patents-scraper

Search Google Patents at scale. Pulls patent metadata, inventors, assignees, full claims, patent + non-patent citations, family members across jurisdictions, legal status, and PDF links. One row per patent. Pay per row.

EPO European Patent Search

ryanclinton/epo-patent-search

Search 130M+ patents from the European Patent Office OPS API. Find patents by title, applicant, inventor, IPC/CPC class, or date. Get abstracts, classifications, and Espacenet links. Free EPO API credentials.