Granted Patent
Utility
US 5,034,486 · App. 07/564,920
Terpolymers of maleic anhydride, C.sub.1 -C.sub.5 alkyl vinyl ether and a C.sub.12 -C.sub.14 alpha-olefin, and crosslinked products thereof
Inventors:
Mohammed Tzai, Krystyna Plochocka, Yoon T. Kwak, Thomas Rizzo
Patented Case
View Patent ↗
Granted: Jul 23, 1991
Filed: Aug 9, 1990
Inventors
Mohammed Tzai
Krystyna Plochocka
Yoon T. Kwak
Thomas Rizzo
Assignee (at issue)
GAF Chemicals Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.