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The US trademark CLEAR-BLOCK was filed as Word mark on 02/07/2002 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/11/2003.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 76367611 |
| Register number | 2685974 |
| Application date | February 7, 2002 |
| Publication date | November 19, 2002 |
| Entry date | February 11, 2003 |
Trademark owner
5605 Grand Avenue
Pittsburg Pittsburgh
US
Pittsburg Pittsburgh
US
Trademark representatives
goods and services
1
CHEMICAL FLUID, NAMELY A TEMPORARY PLUGGING AGENT FOR CONTROLLING FLOW OF FLUID IN HYDROCARBON RECOVERY
ID: 1376367611