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The US trademark DUO was filed as Word mark on 08/22/1994 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 11/28/1995.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 74563966 |
| Register number | 1938183 |
| Application date | August 22, 1994 |
| Publication date | September 5, 1995 |
| Entry date | November 28, 1995 |
Trademark owner
14401 W. 65TH WAY
80004 ARVADA
US
80004 ARVADA
US
Trademark representatives
goods and services
10
medical apparatus, namely membrane oxygenators and structural parts therefor for use in supplying oxygen to blood
ID: 1374563966