Granted Patent
Utility
US 4,709,312 · App. 06/877,745
Floodlight with improved reflector system
Inventors:
Richard V. Heinisch, Ian Lewin
Patented Case
View Patent ↗
Granted: Nov 24, 1987
Filed: Jun 24, 1986
Inventors
Richard V. Heinisch
Ian Lewin
Assignee (at issue)
Ruud Lighting, 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.