Granted Patent
Utility
US 6,270,235 · App. 09/312,295
Lamp and lamp based assembly
Inventor:
Charles M. Coushaine
Patented Case
View Patent ↗
Granted: Aug 7, 2001
Filed: May 14, 1999
Inventor
Charles M. Coushaine
Assignee (at issue)
OSRAM SYLVANIA 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.