Granted Patent
Utility
US 4,465,485 · App. 06/494,745
Suction canister with unitary shut-off valve and filter features
Inventors:
James S. Kashmer, John K. Klimbach, Randall Vendetti
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: May 16, 1983
Inventors
James S. Kashmer
John K. Klimbach
Randall Vendetti
Assignee (at issue)
BECTON, DICKINSON AND 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.