Granted Patent
Utility
US 5,344,652 · App. 07/778,940
Anticorrosive microbicide
Inventors:
Robert T. Hall, II, Jo-Ann B. Maltais, Louis C. Cosentino
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Dec 10, 1991
Inventors
Robert T. Hall, II
Jo-Ann B. Maltais
Louis C. Cosentino
Assignee (at issue)
MINNTECH CORPORATION
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.