Granted Patent
Utility
US 5,174,642 · App. 07/842,454
Remote ballast assembly
Inventors:
Bonnie J. Brohard, John C. McCartney
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: Feb 27, 1992
Inventors
Bonnie J. Brohard
John C. McCartney
Assignee (at issue)
Hollophane Company, 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.