Granted Patent
Utility
US 4,415,837 · App. 06/340,192
Starting circuit for gaseous discharge lamps
Inventor:
Gregory L. Sodini
Patented Case
View Patent ↗
Granted: Nov 15, 1983
Filed: Jan 18, 1982
Inventor
Gregory L. Sodini
Assignee (at issue)
International Telephone and Telegraph Corporation
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.