Granted Patent
Utility
US 5,941,997 · App. 08/833,847
Current-based contention detection and handling system
Inventor:
Paul E. Greaves
Patented Case
View Patent ↗
Granted: Aug 24, 1999
Filed: Apr 10, 1997
Inventor
Paul E. Greaves
Assignee (at issue)
Play, 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.