Granted Patent
Utility
US 5,243,028 · App. 07/851,057
Silicone protein polymers
Inventor:
Anthony J. O'Lenick, Jr.
Patented Case
View Patent ↗
Granted: Sep 7, 1993
Filed: Mar 16, 1992
Inventor
Anthony J. O'Lenick, Jr.
Assignee (at issue)
SILTECH CORP
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.