Granted Patent
Utility
US 4,794,315 · App. 07/141,990
Rechargeable battery-powered device
Inventors:
John T. Pederson, JR., Jeffrey D. Wallace
Patented Case
View Patent ↗
Granted: Dec 27, 1988
Filed: Jan 11, 1988
Inventors
John T. Pederson, JR.
Jeffrey D. Wallace
Assignee (at issue)
Pittway Corporation
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.