Granted Patent
Utility
US 4,140,798 · App. 05/859,945
Method of inhibiting microorganisms
Inventors:
John J. Merianos, Harold A. Green, Alfonso N. Petrocci
Patented Case
View Patent ↗
Granted: Feb 20, 1979
Filed: Dec 12, 1977
Inventors
John J. Merianos
Harold A. Green
Alfonso N. Petrocci
Assignee (at issue)
Kewanee Industries, 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.