Granted Patent
Utility
US 5,734,006 · App. 08/698,141
N-vinyl lactam copolymer containing tablets of low friability and high rate of dissolution
Inventor:
Kolazi S. Narayanan
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Aug 15, 1996
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.