Granted Patent
Utility
US 5,288,249 · App. 07/946,052
Base for cartridge lamp
Inventor:
James J. Fitzgerald
Patented Case
View Patent ↗
Granted: Feb 22, 1994
Filed: Sep 2, 1992
Inventor
James J. Fitzgerald
Assignee (at issue)
Cooper Industries Holdings
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.