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Trademark: 73811970
Status Date
Sunday, March 4, 2001
Registration Number
1583195
Registration Date
Tuesday, February 20, 1990
Filing Date
Tuesday, July 11, 1989
Published for Opposition
Tuesday, November 28, 1989
Cancellation Date
Sunday, March 4, 2001
1 LIGNOSULFANATE FOR USE AS A DEFLOCCULANT AND CLAY PARTICLE PROTECTION AGENT IN THE OIL WELL INDUSTRY
Sep 16, 2009
Automatic Update Of Assignment Of Ownership
Sep 9, 2009
Automatic Update Of Assignment Of Ownership
Mar 4, 2001
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Nov 8, 1995
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Mar 20, 1995
Registered - Sec. 8 (6-Yr) & Sec. 15 Filed
Feb 20, 1990
Registered-Principal Register
Nov 28, 1989
Published For Opposition
Oct 28, 1989
Notice Of Publication
Sep 27, 1989
Approved For Pub - Principal Register
Sep 18, 1989
Examiner's Amendment Mailed
Trademark Alertz updated from USPTO on 2030-01-24