Granted Patent
Utility
US 4,833,339 · App. 06/791,318
Load control system
Inventors:
David G. Luchaco, Stephen J. Yuhasz, Ian R. Hurst, Joel S. Spira
Patented Case
View Patent ↗
Granted: May 23, 1989
Filed: Oct 25, 1985
Inventors
David G. Luchaco
Stephen J. Yuhasz
Ian R. Hurst
Joel S. Spira
Assignee (at issue)
Lutron Electronics Co., 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.