Granted Patent
Utility
US 4,601,236 · App. 06/609,744
Pump-less paint spray booth
Inventor:
Stanley C. Napadow
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: May 14, 1984
Inventor
Stanley C. Napadow
Assignee (at issue)
Protectaire Systems, Co.
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.