Trademark: 72061641
Status Date
Friday, December 29, 2000
Registration Number
0681306
Registration Date
Tuesday, July 7, 1959
Filing Date
Thursday, October 30, 1958
1 ADDITIVE FOR DRILLING MUDS USED IN THE DRILLING OF WELLS AND COMPRISING ESSENTIALLY GRAPHITE
Dec 29, 2000
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Jul 7, 1979
Registered And Renewed (First Renewal - 20 Yrs)
Trademark Alertz updated from USPTO on 2030-01-24