Granted Patent
Utility
US 4,355,737 · App. 06/225,788
Fluid dispenser
Inventors:
Robert G. Pongrass, Christopher C. Rutter
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Jan 16, 1981
Inventors
Robert G. Pongrass
Christopher C. Rutter
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.