Granted Patent
Utility
US 5,225,524 · App. 07/907,982
Process for rendering amino-group-containing polymer solutions substantially odorless
Inventors:
Krystyna Plochocka, Jenn S. Shih, Jui-Chang Chuang
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Jul 2, 1992
Inventors
Krystyna Plochocka
Jenn S. Shih
Jui-Chang Chuang
Assignee (at issue)
ISP INVESTMENTS LLC
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.