Granted Patent
Utility
US 4,339,788 · App. 06/178,446
Lighting device with dynamic bulb position
Inventors:
Robert D. White, Donald Weiss
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Aug 15, 1980
Inventors
Robert D. White
Donald Weiss
Assignee (at issue)
Union Carbide 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.