Are there any free tools that actually work for doing a comprehensive trademark search across all fifty states and federal databases?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are there any free tools that actually work for doing a comprehensive trademark search across all fifty states and federal databases?
3 real searches · 1 real-search pass
free comprehensive trademark search tools USPTO state trademark databases all 50 states common law search limitations 2026Google ↗
OBSERVEDOther / navigational
USPTO trademark search system state trademark database links all states official trademark searchGoogle ↗
OBSERVEDOther / navigational
WIPO Global Brand Database free trademark search coverage United States state trademarks common lawGoogle ↗
OBSERVEDOther / navigational
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.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
free comprehensive trademark search tools USPTO state trademark databases all 50 states common law search limitations 2026 Google ↗
USPTO trademark search system state trademark database links all states official trademark search Google ↗
WIPO Global Brand Database free trademark search coverage United States state trademarks common law Google ↗
- Comprehensive clearance search for similar trademarks · uspto.gov
- Trademark Clearance Searches - Intellectual Property Law: A Beginner's Guide · guides.loc.gov
- Open USPTO Trademark Search · tmsearch.uspto.gov
- Trademark search · tmsearch.uspto.gov
- Open state trademark directory · uspto.gov
- State Trademark Search: All 50 States · twincitiestrademarks.com
- Open WIPO Global Brand Database · branddb.wipo.int
- Global Brand Database · wipo.int
- Global Brand Database: Frequently Asked Questions · wipo.int
- Google · google.com
- Google Maps · maps.google.com
- Bing · bing.com
- Internet Archive · web.archive.org
- ICANN Lookup · lookup.icann.org
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
free comprehensive trademark search tools USPTO state trademark databases all 50 states common law search limitations 2026 OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
USPTO trademark search system state trademark database links all states official trademark search OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
WIPO Global Brand Database free trademark search coverage United States state trademarks common law OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 |