Granted Patent
Utility
US 5,991,635 · App. 08/768,976
Reduced power sleep modes for mobile telephones
Inventors:
Paul W. Dent, Nils Rydbeck, A. Krister Raith, Francois Sawyer
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Dec 18, 1996
Inventors
Paul W. Dent
Nils Rydbeck
A. Krister Raith
Francois Sawyer
Assignee (at issue)
ERICSSON GMBH
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.