SL-1 Logo (USPTO, 12/29/1976)
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The US trademark SL-1 was filed as Figurative mark on 12/29/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 11/01/1977.
The current status of the mark is "EXPIRED".
| Trademark form | Figurative mark |
| File reference | 73111086 |
| Register number | 1076341 |
| Application date | December 29, 1976 |
| Entry date | November 1, 1977 |
Trademark owner
380 ST. ANTOINE STREET WEST, 8TH FLOOR
H2Y 3Y4 MONTREAL, QUEBEC
CA
H2Y 3Y4 MONTREAL, QUEBEC
CA
Trademark representatives
goods and services
9
COMPUTER CONTROLLED DIGITAL SWITCHING SYSTEMS AND COMPONENTS THEREOF
ID: 1373111086