Granted Patent
Utility
US 5,345,369 · App. 07/981,605
Optical system for lamp-mounting elongate roof fixture
Inventors:
Alan J. Ruud, Eric J. Haugaard
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Nov 25, 1992
Inventors
Alan J. Ruud
Eric J. Haugaard
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.