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The US trademark CLS was filed as Word mark on 07/14/1966 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 08/22/1967.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 72250257 |
| Register number | 833876 |
| Application date | July 14, 1966 |
| Entry date | August 22, 1967 |
Trademark owner
300 JACKSON HILL ST.
77007 HOUSTON
US
77007 HOUSTON
US
Trademark representatives
goods and services
1
DRILLING MUD ADDITIVE-NAMELY, A THINNING AGENT WHICH PROVIDES OPTIMUM CONTROL OF DISPERSION AND FILTRATION PROPERTIES
ID: 1372250257