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Trademark: 73541221
Status Date
Monday, August 16, 1993
Registration Number
1428023
Registration Date
Tuesday, February 10, 1987
Filing Date
Monday, June 3, 1985
Published for Opposition
Tuesday, November 18, 1986
Cancellation Date
Monday, August 16, 1993
1 DRILLING FLUID ADDITIVE FOR TREATMENT OF WATER BASE DRILLING FLUIDS AS AN AID IN THE DRILLING OF OIL AND GAS WELLS
Aug 16, 1993
Cancelled Sec. 8 (6-Yr)
Feb 10, 1987
Registered-Principal Register
Nov 18, 1986
Published For Opposition
Oct 19, 1986
Notice Of Publication
Sep 13, 1986
Approved For Pub - Principal Register
Jul 28, 1986
Correspondence Received In Law Office
Apr 15, 1986
Final Refusal Mailed
Mar 14, 1986
Correspondence Received In Law Office
Oct 1, 1985
Non-Final Action Mailed
Sep 16, 1985
Allowance/Count Withdrawn
Aug 20, 1985
Examiner's Amendment Mailed
Aug 20, 1985
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24