Granted Patent
Utility
US 5,352,706 · App. 08/095,976
Method and composition for controlling the growth of microorganisms
Inventors:
Deborah K. Donofrio, Wilson K. Whitekettle
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: Jul 22, 1993
Inventors
Deborah K. Donofrio
Wilson K. Whitekettle
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.