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The US trademark DIAGNOSTIC CHALLENGE was filed as Word mark on 03/04/1992 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/05/1994.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 74252018 |
| Register number | 1843944 |
| Application date | March 4, 1992 |
| Publication date | August 4, 1992 |
| Entry date | July 5, 1994 |
Trademark owner
Box 5840
63134 St. Louis
US
63134 St. Louis
US
Trademark representatives
goods and services
16
newsletter sections about diagnostic imaging
ID: 1374252018