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The US trademark OPTI-SEM was filed as Word mark on 04/30/1997 at the U.S. Patent and Trademark Office. The current status of the mark is "ABANDONED - NO STATEMENT OF USE FILED".
| Trademark form | Word mark |
| File reference | 75284333 |
| Application date | April 30, 1997 |
| Publication date | August 11, 1998 |
Trademark owner
Itabashi-ku
Tokyo
JP
Tokyo
JP
Trademark representatives
goods and services
9
scanning electron microscopes and parts therefor
ID: 1375284333