Granted Patent
Utility
US 5,569,732 · App. 08/450,451
Antimicrobial siloxane quaternary ammonium salts
Inventors:
Ronald Sinclair Nohr, John Gavin MacDonald
Patented Case
View Patent ↗
Granted: Oct 29, 1996
Filed: May 25, 1995
Inventors
Ronald Sinclair Nohr
John Gavin MacDonald
Assignee (at issue)
Kimberly-Clark 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.