Download Docs
Export

POLYMERS OF 3-BUTENE ESTERS, THEIR PREPARATION AND USE

09/31,825 | 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 FILE REPOSITORY (FRANCONIA)
Filed Feb. 27, 1998
Examiner FRED ZITOMER
Class 526
Art Group 1713
Patent No. 6,121,400
Case Type Utility - 526/333000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/956,533 Patented
Child 09/541,989 Patented
Child PCT/US98/22312 Published
Last Updated: 4 years, 12 months ago
Date # Transaction