Granted Patent
Utility
US 5,320,328 · App. 08/105,823
Suction control valve with vacuum breaker
Inventors:
Henri A. M. Decloux, Georges Katsaros
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Aug 9, 1993
Inventors
Henri A. M. Decloux
Georges Katsaros
Assignee (at issue)
Sherwood Medical 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.