Are there any free online databases where a retired hobbyist like me can search for prior art to see if an old woodworking jig invention was already patented decades ago?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are there any free online databases where a retired hobbyist like me can search for prior art to see if an old woodworking jig invention was already patented decades ago?
1 real search · 1 real-search pass
free online patent search databases USPTO Patent Public Search Google Patents Espacenet officialGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 1 queries…
Searches and sources
ChatGPT1 real searches · gpt-6
free online patent search databases USPTO Patent Public Search Google Patents Espacenet official Google ↗
- Open Google Patents · patents.google.com
- Patent Public Search · uspto.gov
- Patent Public Search - · ppubs.uspto.gov
- Espacenet - patent search · epo.org
- Open PATENTSCOPE · patentscope.wipo.int
- Patent Searches - Intellectual Property Law: A Beginner's Guide · guides.loc.gov
- Search for patents · uspto.gov