Granted Patent
Utility
US 5,554,647 · App. 08/435,944
Method and compositions for treatment and/or prevention of skin damage and aging
Inventor:
Nicholas V. Perricone
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Apr 27, 1995
Inventor
Nicholas V. Perricone
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.