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The US trademark LOCK-O-RING was filed as Word mark on 10/04/1956 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/04/1957.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 72016983 |
| Register number | 646338 |
| Application date | October 4, 1956 |
| Entry date | June 4, 1957 |
Trademark owner
6120 South Yale, Suite 1700
741364235 Tulsa
US
741364235 Tulsa
US
Trademark representatives
goods and services
6
FLANGES AND PLUGS FOR USE ON PIPELINES
ID: 1372016983