Search Trademark Owners
View All USPTO Trademark Search APIs →Search trademarks by owner name or identifier. Returns marks associated with the given owner with pagination. Use for owner-based trademark lookup and portfolio discovery.
API Features
Owner-based search Find trademarks by owner or applicant name for portfolio and competitor analysis
Portfolio discovery List all marks owned by an entity for licensing and M&A research
Pagination Page and count for large portfolios
Live API Demo
API Response (JSON)
{} Need Help?
If you encounter API issues or need other API requirements, please contact us.
Use Cases
- Competitor portfolio: list all trademarks owned by a company
- Licensing: find marks by owner for potential licensors
- M&A due diligence: aggregate target company trademark portfolio
- Brand monitoring: track new filings by key owners