Granted Patent
Utility
US 5,624,675 · App. 08/150,870
Genital lubricants containing zinc salts to reduce risk of HIV infection
Inventor:
Patrick Kelly
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Nov 12, 1993
Inventor
Patrick Kelly
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.