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The US trademark SIGMA was filed as Word mark on 12/23/1959 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 03/21/1961.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 72087873 |
| Register number | 712760 |
| Application date | December 23, 1959 |
| Entry date | March 21, 1961 |
Trademark owner
GULF BLG.
PITTSBURGH
US
PITTSBURGH
US
goods and services
4
Marine Engine Oil for Cylinder Lubrication
ID: 1372087873