SF Logo (USPTO, 11/20/1978)
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The US trademark SF was filed as Figurative mark on 11/20/1978 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/21/1980.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Figurative mark |
| File reference | 73193937 |
| Register number | 1140676 |
| Application date | November 20, 1978 |
| Publication date | April 29, 1980 |
| Entry date | October 21, 1980 |
Trademark owner
170 WEST TASMAN DRIVE
95134 SAN JOSE
US
95134 SAN JOSE
US
goods and services
9
Electronic and Electro-Mechanical Telephone Switching and Control Systems Comprising Subscriber Line Telephone Signal Sensors, Transmitters, Switchers and Memories, and Programmable Data Processors for Controlling Such Units
ID: 1373193937