Trademark: 72131904
Status Date
Saturday, March 6, 2004
Registration Number
0749976
Registration Date
Tuesday, May 28, 1963
Filing Date
Monday, November 13, 1961
Cancellation Date
Saturday, March 6, 2004
6 4,4' Diamino Diphenyl Sulfone Used as a Catalyst, Curing and Hardening Agent in Epoxy Resins and Elastomers
Mar 6, 2004
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Oct 25, 1984
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
May 28, 1983
Registered And Renewed (First Renewal - 20 Yrs)
May 17, 1983
Registered And Renewed (First Renewal - 20 Yrs)
Trademark Alertz updated from USPTO on 2030-01-24