markerapi
Trademark Search
- Authentication
- No auth
- HTTPS
- No
- CORS
- Unknown
- Category
- Business
- Data source
- public-apis + marcelscruz
- Documentation / URL
- https://markerapi.com
Overview
markerapi provided trademark search — token-based.
⚠️ Status (verified 2026-08):
markerapi.com302-redirects to aworldtradingdata.comS3 bucket — the domain appears to have been taken over/abandoned. Do not send any keys. Verify from your network before relying on it.
What it used to provide
curl "http://www.markerapi.com/api/v2/trademark/search/%23?token=YOUR_TOKEN"Alternatives
- USPTO open data (listed alternatives).
FAQ
Is markerapi working? Our 2026-08 test got 302 → worldtradingdata S3 (verified) — treat as taken over.
Was it free? Yes — free with a token.
What replaced it? USPTO open data.
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