Granted Patent
Utility
US 5,961,964 · App. 09/081,499
Cosmetic use of cationic free radical polymers
Inventor:
Anthony J. O'Lenick, Jr.
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: May 20, 1998
Inventor
Anthony J. O'Lenick, Jr.
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.