Granted Patent
Utility
US 4,779,803 · App. 06/895,368
Manually actuated liquid sprayer
Inventor:
Douglas F. Corsette
Patented Case
View Patent ↗
Granted: Oct 25, 1988
Filed: Aug 11, 1986
Inventor
Douglas F. Corsette
Assignee (at issue)
Calmar Holdings LLC
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.