Granted Patent
Utility
US 6,752,999 · App. 09/961,766
Method of skin care and/or treatment using lipoic acid
Inventor:
Nicholas V. Perricone
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Sep 24, 2001
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.