Semantic Scholar
Free
Find, connect, and organize scientific papers with citation-aware academic search.
Research & Data
Research & Data Checked Oct 15, 2026
Perplexity Patents
Ask a patent question in plain language and follow the cited trail.
Best for: Inventors, researchers, students, and teams doing an early prior-art scan
Access
Free tier
Useful?
What you can do with it
- Finding patents related to a product idea without learning complex search syntax
- Comparing related inventions and following cited original documents
- Exploring patents alongside papers and public code for an early prior-art review
Good to know
- Natural-language search removes much of the specialized query syntax
- Keeps follow-up questions in the same research thread
- Provides patent documents and links for source checking
Limitations
- Beta quotas vary by plan
- AI summaries still need primary-document verification
- Not legal advice and not a replacement for a patent professional
Other official links
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