Granted Patent
Utility
US 5,506,465 · App. 08/320,069
Universal rectangular base bulb adapter for providing external electrical connection between powered vehicles and trailers
Inventors:
Michael H. Dilgard, Richard Herrera
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Oct 7, 1994
Inventors
Michael H. Dilgard
Richard Herrera
Assignee (at issue)
U-HAUL INTERNATIONAL, 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.