Granted Patent
Utility
US 5,425,955 · App. 08/017,093
Compositions of insoluble film-forming polymers and uses therefor
Inventor:
Kolazi S. Narayanan
Patented Case
View Patent ↗
Granted: Jun 20, 1995
Filed: Feb 12, 1993
Inventor
Kolazi S. Narayanan
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.