Granted Patent
Utility
US 5,776,430 · App. 08/628,748
Topical antimicrobial cleanser containing chlorhexidine gluconate and alcohol
Inventors:
David W. Osborne, Fred Kirchner
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Aug 20, 1996
Inventors
David W. Osborne
Fred Kirchner
Assignee (at issue)
Calgon Vestal, Inc.
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.