TDA Logo (USPTO, 05/16/1968)
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The US trademark TDA was filed as Figurative mark on 05/16/1968 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 05/12/1970.
The current status of the mark is "EXPIRED".
| Trademark form | Figurative mark |
| File reference | 72298299 |
| Register number | 890877 |
| Application date | May 16, 1968 |
| Entry date | May 12, 1970 |
Trademark owner
2108 CARTERDALE ROAD
21209 BALTIMORE
US
21209 BALTIMORE
US
goods and services
9
UNIT FOR DETECTING AND TESTING FOR LEAKS OF PARTICULATE MATTER, PRIMARILY IN AIR FILTRATION SYSTEMS, BY MEANS OF FORWARD LIGHT SCATTERING PHOTOMETRY
ID: 1372298299