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The US trademark DIFF-TROL was filed as Word mark on 01/23/1986 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 09/02/1986.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73579215 |
| Register number | 1407244 |
| Application date | January 23, 1986 |
| Publication date | June 10, 1986 |
| Entry date | September 2, 1986 |
Trademark owner
Trademark representatives
goods and services
1
HEMATOLOGY CONTROL REAGENT
ID: 1373579215