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COPOLYMER-1 IMPROVEMENTS IN COMPOSITIONS OF COPOLYMERS

09/32,616 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 27, 1998
Examiner FREDERICK F KRASS
Class 514
Art Group 1614
Patent No. 5,981,589
Case Type Utility - 514/561000
Status Patented Case
Parent 08/447,146 Patented
Parent 08/344,248 Abandoned
Parent 08/248,037 Abandoned
Last Updated: 4 years, 4 months ago
Date # Transaction