Download Docs
Export

SULFONATED COPOLYMER

10/438,186 | U.S. Patent Application

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.
Location ELECTRONIC
Filed May 13, 2003
Examiner LING SIU CHOI
Class 429
Art Group 1713
Patent No. 7,202,001
Case Type Utility - 429/314000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child 10/987,178 Patented
Last Updated: 5 years ago
Date # Transaction