Granted Patent
Utility
US 6,236,365 · App. 09/230,109
Location of a mobile station using a plurality of commercial wireless infrastructures
Inventors:
Frederick W. LeBlanc, Dennis J. Dupray, Charles L. Karr
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jul 8, 1999
Inventors
Frederick W. LeBlanc
Dennis J. Dupray
Charles L. Karr
Assignee (at issue)
TracBeam LLC
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.