Granted Patent
Utility
US 5,223,814 · App. 07/792,288
Sensor for vehicle accessories
Inventor:
Michael J. Suman
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Nov 14, 1991
Inventor
Michael J. Suman
Assignee (at issue)
Prince 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.