Granted Patent
Utility
US 5,908,235 · App. 08/846,195
Ballast fixture for fluorescent lighting
Inventors:
James R. Petrozello, Fletcher W. Chapin, David W. Dranchak, Robert M. Murcko, Scott W. Knauss, Robert H. Katyl, John R. Susko
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Apr 28, 1997
Inventors
James R. Petrozello
Fletcher W. Chapin
David W. Dranchak
Robert M. Murcko
Scott W. Knauss
Robert H. Katyl
John R. Susko
Assignee (at issue)
JRS Technology 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.