Trademark: 73062623
Status Date
Saturday, April 14, 2007
Registration Number
1042590
Registration Date
Tuesday, July 6, 1976
Filing Date
Wednesday, September 10, 1975
1 BIOPOLYMER COMPOSITION FOR WATER FLUID FRACTURING OF OIL WELLS AND GAS WELLS
Apr 14, 2007
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Dec 1, 1996
Registered And Renewed (First Renewal - 10 Yrs)
Sep 24, 1996
Registered - Sec. 9 Filed/Check Record For Sec. 8
Dec 7, 1981
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Trademark Alertz updated from USPTO on 2030-01-24