Trademark: 73077094
Status Date
Saturday, December 13, 2008
Registration Number
1086895
Registration Date
Tuesday, March 7, 1978
Filing Date
Friday, February 13, 1976
16 PRINTED GRAPHIC CHART FOR USE IN INTERPRETING VISCOSITY VARIATIONS IN PETROLEUM WELL DRILLNG OPERATIONS
Dec 13, 2008
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Nov 30, 2007
Case File In Ticrs
May 7, 1998
Registered And Renewed (First Renewal - 10 Yrs)
Mar 6, 1998
Registered - Sec. 9 Filed/Check Record For Sec. 8
Jun 6, 1983
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Mar 22, 1977
Opposition Instituted No. 999999
Trademark Alertz updated from USPTO on 2030-01-24