Granted Patent
Utility
US 5,283,264 · App. 07/982,802
Chemically stable antimicrobial formulations of dimps
Inventor:
Deborah K. Donofrio
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Nov 30, 1992
Inventor
Deborah K. Donofrio
Assignee (at issue)
Betz Laboratories, 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.