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The US trademark PASSPORT OPTICAL SWITCHING ENGINE was filed as Word mark on 12/29/2000 at the U.S. Patent and Trademark Office. The current status of the mark is "ABANDONED-FAILURE TO RESPOND OR LATE RESPONSE".
| Trademark form | Word mark |
| File reference | 76187839 |
| Application date | December 29, 2000 |
Trademark owner
4138 LAKESIDE DRIVE
94806 REDWOOD
US
94806 REDWOOD
US
Trademark representatives
goods and services
9
SINGLE-CRYSTAL MICRO ELECTROMECHANICAL OPTICAL SWITCHING COMPONENTS, NAMELY ALL-OPTICAL SWITCHES FOR USE BY TELECOMMUNICATIONS EQUIPMENT SUPPLIERS
ID: 1376187839