Download Docs
Export

NANOFILM AND MEMBRANE COMPOSITIONS

10/359,894 | 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 Feb. 7, 2003
Examiner HENRY S HU
Class 540
Art Group 1796
Patent No. 7,432,371
Case Type Utility - 540/474000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 60/383,236 Expired
Parent 10/226,400 Abandoned
Parent 10/71,377 Abandoned
Child 12/183,469 Patented
Child 13/345,638 Abandoned
Last Updated: 5 years, 1 month ago
Date # Transaction