The USPTO records assignments of trademark applications and registrations to maintain a complete history of claimed interests in a mark. The Office also records supporting documentation for transactions that affect title or otherwise pertain to mark ownership including mergers, name changes, security interest agreements, and licenses. The Trademark Assignment Dataset contains detailed information on more than 873,000 assignments and other transactions recorded at the USPTO between 1952 and 2015 and involving 1.6 million unique trademark properties (an individual application or registration).
A document describing these data is available here: The USPTO Trademark Assignment Dataset: Descriptions and Insights.
This document is also available as: Graham, S., Marco, A. and Myers, A. (2014). “Monetizing Marks: Insights from the USPTO Trademark Assignment Dataset.” SSRN working paper, available at http://ssrn.com/abstract=2430962
The OCE developed these data files for public use and encourage users to identify fixes and improvements. Users are requested to cite the documentation when using these data.
Please provide all feedback to: EconomicsData@uspto.gov.
Data Files
USPTO Trademark Assignment Dataset Schema
Download full set of 2015 data files [.dta format (159 MB)] [.csv format (156 MB)]
Download individual data files:
| File Name | 2013 | 2014* | 2015** | |||
|---|---|---|---|---|---|---|
| tm_assignment | DTA 39.4 MB |
CSV 29.9 MB |
DTA 23.1 MB |
CSV 31.3 MB |
DTA 25.9 MB |
CSV 32.9 MB |
| tm_assignor | DTA 31 MB |
CSV 16.1 MB |
DTA 17.1 MB |
CSV 16.8 MB |
DTA 19.9 MB |
CSV 17.7 MB |
| tm_assignee | DTA 46.8 MB |
CSV 24.2 MB |
DTA 28.5 MB |
CSV 25.5 MB |
DTA 31 MB |
CSV 27 MB |
| tm_subparty | DTA 17.6 KB |
CSV 13.9 KB |
DTA 31.7 KB |
CSV 23.3 KB |
DTA 37.2 KB |
CSV 28.7 KB |
| tm_docid | DTA 31.6 MB |
CSV 33.2 MB |
DTA 33.6 MB |
CSV 35.2 MB |
DTA 42.5 MB |
CSV 37.2 MB |
| tm_convey | DTA 3.13 MB |
CSV 3.33 MB |
DTA 3.29 MB |
CSV 3.51 MB |
DTA 3.49 MB |
CSV 3.72 MB |
| tm_cf_no | DTA 32.1 MB |
CSV 33.4 MB |
DTA 33.9 MB |
CSV 35.3 MB |
DTA 35.7 MB |
CSV 37.2 MB |
Direct Download here: 2013, 2014, 2015.
Download full set of 2013 data files [.dta format (184 MB)] [.csv format (140 MB)]
Download full set of 2014 data files [.dta format (140 MB)] [.csv format (148 MB)]
These data comprise an aggregation of raw XML data found here.
* Note: the 2014 DTA files have been created using the Stata-13 format. Long string values are stored using the new strL variable type. Consequently, the length variables for long strings are no longer required.
** Note: the 2015 DTA files have been created using the Stata-14 format. Long string values are stored using the new strL variable type. Consequently, the length variables for long strings are no longer required.