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The US trademark OPTI-GUARD was filed as Word mark on 12/21/1995 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 09/30/1997.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 75035264 |
| Register number | 2100804 |
| Application date | December 21, 1995 |
| Publication date | September 17, 1996 |
| Entry date | September 30, 1997 |
Trademark owner
13993 Fir Street
97045 Oregon City
US
97045 Oregon City
US
Trademark representatives
goods and services
9
precolumn filters and guard columns for High-Performance Liquid Chromatography (HPLC)
ID: 1375035264