Granted Patent
Utility
US 4,872,595 · App. 07/249,956
Mechanically pressurized aerosol dispenser
Inventors:
Roy Hammett, Jerry D. Hutcheson, Raymond B. Avedon
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: Sep 27, 1988
Inventors
Roy Hammett
Jerry D. Hutcheson
Raymond B. Avedon
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.