Granted Patent
Utility
US 5,120,239 · App. 07/772,305
Retaining mechanism for securing a lamp base within a socket
Inventor:
Roman J. Witek, Jr.
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: Oct 7, 1991
Inventor
Roman J. Witek, Jr.
Assignee (at issue)
Ford Motor Company
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.