Granted Patent
Utility
US 4,446,153 · App. 06/430,089
Skin sanitizing composition and method of using
Inventor:
Kim W. Yang
Patented Case
View Patent ↗
Granted: May 1, 1984
Filed: Sep 30, 1982
Inventor
Kim W. Yang
Assignee (at issue)
Ralston Purina Company
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.