Granted Patent
Utility
US 5,522,547 · App. 08/331,749
Sprayer having pressure build-up discharge
Inventors:
Douglas B. Dobbs, James R. Gillingham, Adonis Spathias
Patented Case
View Patent ↗
Granted: Jun 4, 1996
Filed: Oct 31, 1994
Inventors
Douglas B. Dobbs
James R. Gillingham
Adonis Spathias
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.