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The US trademark DOORKEEPER was filed as Word mark on 01/28/1971 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 08/01/1972.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72382325 |
| Register number | 939635 |
| Application date | January 28, 1971 |
| Entry date | August 1, 1972 |
Trademark owner
1000 STANLEY DRIVE
06050 NEW BRITAIN
US
06050 NEW BRITAIN
US
Trademark representatives
goods and services
9
AUTOMATIC ELECTRONIC GARAGE DOOR OPERATORS
ID: 1372382325