Trademark: 72161376
Status Date
Sunday, September 22, 1985
Registration Number
0791571
Registration Date
Tuesday, June 22, 1965
Filing Date
Thursday, January 24, 1963
6 SURFACE TENSION REDUCING ADDITIVES FOR OIL WELL DRILLING FLUIDS
Sep 22, 1985
Expired Sec. 9
Trademark Alertz updated from USPTO on 2030-01-24