Methods and apparatus for providing expanded telecommunications service | Patent Number 08351591

US 08351591 B2
Application Number12902088
Publication NumberUS 20110026701 A1
Pendency2 years, 3 months
Filled DateOct 11, 2010
Priority DateApr 1, 1999
Publication DateFeb 3, 2011
Expiration DateJan 8, 2021
Inventor/ApplicantsLeland W. Kirchhoff
David S. Trandal
Robert A. Dolan
Colin Kelley
David J. Brahm
Robert F. Smith
David Frank Hofstatter
ExaminesSMITH, CREIGHTON H
Art Unit2656
Technology Center2600
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