Granted Patent
Utility
US 4,383,645 · App. 06/216,046
Vapor sprayer and process for providing a volatile fluid as a vapor spray
Inventors:
Francis J. Figiel, Harry F. Osterman
Patented Case
View Patent ↗
Granted: May 17, 1983
Filed: Dec 15, 1980
Inventors
Francis J. Figiel
Harry F. Osterman
Assignee (at issue)
ALLIED CONSULTING, INC.
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.