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Claude,
ChatGPT and Codex,
and Gemini.
Search, Research, Draft, and Library, as tool calls in your agent. Listed in the Claude connector directory. Connect now
Search
FreePatent search
US and EP grants, publications, and applications, full text.
Advanced search
Assignee, inventor, classification, dates, citations.
Cases
District court and Federal Circuit decisions, readable page by page.
PTAB
Board decisions in IPR, PGR and CBM trials by outcome, denial basis, panel and petitioner.
Reader
Claims, specification, figures, and highlights on the issued PDF, cited col:line.
Sequence and chemistry
DNA, RNA, and protein by homology. Chemistry by substructure or similarity.
File histories
Any application with its prosecution history, free. Download documents one at a time or merged.
Research
AnalysesPrior Art
§§ 102/103. Element by element, quoted to the column and line.
Charting
Any patent, publication, exhibit, or paper mapped against the claims.
Disclosure
§ 112. Written description and enablement, charted against each limitation.
Clearance
A product description screened against active patents for blocking claims.
Invention
Prior art from a plain-text disclosure, before any claims exist.
Citations
Forward, cited, and family citations for a patent and its whole family.
Draft
From the recordIDS from a list
Any list of references, as a filing-ready Information Disclosure Statement.
Definitions section
Consistent with the client's earlier filings, flagged where a court differed.
Double patenting chart
Claims against a commonly owned patent, for the terminal disclaimer call.
Library
Yours, privateSaved patents
Everything you or your agent saved, in one place.
Matters
Patents, runs, charts, drafts, and notes grouped by client matter.
Highlights and notes
Every passage you or your agent marked, with its cite.
Runs and charts
Each analysis with its inputs, output, and receipt.
Constructions
Claim terms and their constructions, each with its source cite.
Activity
Finished runs, plus new filings that match your search alerts.
Patent search, reading, figures, prosecution history: always free. Paid plans connect Patent Bear to Claude, ChatGPT, and Gemini, add monthly credits for prior art, clearance, charting and the rest, and keep every run in your Library.