Granted Patent
Utility
US 5,702,684 · App. 08/557,882
Method of use of compositions of biocides and fluorescent indicators to control microbial growth
Inventors:
William F. McCoy, John E. Hoots
Patented Case
View Patent ↗
Granted: Dec 30, 1997
Filed: Nov 14, 1995
Inventors
William F. McCoy
John E. Hoots
Assignee (at issue)
Nalco Chemical 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.