Granted Patent
Utility
US 6,836,662 · App. 09/218,247
Method and system for connecting wireless handsets with wireline switches
Inventors:
Dennis C. Smith, James R. Corliss, Angus O. Doughtery
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Dec 22, 1998
Inventors
Dennis C. Smith
James R. Corliss
Angus O. Doughtery
Assignee (at issue)
Qwest Communications International 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.