Granted Patent
Utility
US 6,801,836 · App. 09/899,499
Power-conservation system based on indoor/outdoor and ambient-light determinations
Inventor:
David J. Schanin
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Jul 5, 2001
Inventor
David J. Schanin
Assignee (at issue)
USA TECHNOLOGIES, 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.