Granted Patent
Utility
US 4,893,609 · App. 06/912,519
Wind-resistant outdoor heating appliance
Inventors:
Attilio G. Giordani, Jack Sargeant
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Sep 26, 1986
Inventors
Attilio G. Giordani
Jack Sargeant
Assignee (at issue)
Teledyne Industries, 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.