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The US trademark CORNERSTONE RESEARCH was filed as Word mark on 01/14/1991 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/24/1991.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 1669852 |
| Register number | 74130372 |
| Application date | January 14, 1991 |
| Entry date | December 24, 1991 |
| Expiration date | December 24, 2031 |
Trademark owner
Two Embarcadero Center, 20th Floor
94111 San Francisco
US
94111 San Francisco
US
Trademark representatives
997 Lenox Drive, Building 3
08648-2311 Lawrenceville
US
goods and services
42
Scientific and computer services
ID: 13