Trademark Assignment Data for Academia and Researchers
URL: https://api.uspto.gov/api/v1/datasets/products/traseco
Contains detailed information on 1.29 million assignments and other transactions recorded at the USPTO between 1952 and 2023 and involving 2.28 million unique trademark properties. For more information: https://www.uspto.gov/learning-and-resources/ip-policy/economic-research/research-datasets
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Additional Information
| Field | Value |
|---|---|
| Data last updated | July 14, 2025 |
| Metadata last updated | July 14, 2025 |
| Created | July 14, 2025 |
| Format | text/csv |
| License | No License Provided |
| Accesscontrolrights | For access control rights, refer to the USPTO Terms of Use: https://www.uspto.gov/terms-use-uspto-websites |
| Datastore active | False |
| Docsurl | https://data.uspto.gov/bulkdata/datasets/traseco |
| Endpointdesc | To access this dataset, use the provided endpoint URL. It returns a JSON object containing download links for bulk data files (e.g., .zip). Files must be downloaded using redirect-friendly methods (e.g., 'curl -L' or Python's 'requests.get(..., allow_redirects=True))'. For full details on how to construct download URLs, handle redirects, and programmatically access and retrieve files, refer to the Bulk Data Directory section of the USPTO FAQ: https://data.uspto.gov/support/faq |
| Endpointname | Bulk Data API |
| Has views | False |
| Id | 4464b2ea-d6fd-491d-9aef-f8c77e255fd2 |
| Issuedate | 2014-04-18 |
| Lastupdatedate | 2025-07-14 |
| Mimetype | text/csv |
| Package id | 1daaed57-986e-449a-94c0-42dfc88ab5e1 |
| Position | 0 |
| Resdatadict | Access data dictionary via API endpoint: https://api.uspto.gov/api/v1/datasets/products/traseco |
| Ressize | 8.8 GB |
| State | active |
| Status | deprecated |
| Urltype | api-endpoint |