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The US trademark OBSERVER was filed as Word mark on 04/24/1995 at the U.S. Patent and Trademark Office. The current status of the mark is "ABANDONED - EXPRESS".
| Trademark form | Word mark |
| File reference | 74665439 |
| Application date | April 24, 1995 |
Trademark owner
ONE NALCO CENTER
605631198 Naperville
US
605631198 Naperville
US
Trademark representatives
goods and services
9
monitor for measuring the rate at which particles settle from aqueous streams for use in the mining and waste water treatment industries
ID: 1374665439