Granted Patent
Utility
US 5,541,304 · App. 08/236,616
Crosslinked hydrogel compositions with improved mechanical performance
Inventor:
Samuel A. Thompson
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: May 2, 1994
Inventor
Samuel A. Thompson
Assignee (at issue)
HERCULES 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.