Granted Patent
Utility
US 5,585,693 · App. 08/503,776
Fluorescent lamp with end of life arc quenching structure
Inventor:
John W. Shaffer
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Jul 18, 1995
Inventor
John W. Shaffer
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.