Granted Patent
Utility
US 4,691,847 · App. 06/565,540
Pasty product dispenser having combination actuator and outlet valve
Inventors:
John M. B. Ford, David Moore
Patented Case
View Patent ↗
Granted: Sep 8, 1987
Filed: Dec 27, 1983
Inventors
John M. B. Ford
David Moore
Assignee (at issue)
Realex 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.