Apparatus and method for screening foreign incollect calls to domestic non-collect call telephone numbers to reduce fraud | Patent Number 05465293

US 05465293 NA
Application Number8175875
Publication Number-
Pendency1 year, 10 months, 12 days
Filled DateDec 30, 1993
Priority DateDec 30, 1993
Publication Date-
Expiration DateDec 30, 2013
Inventor/Applicants Richard J. Petillo
Peter I. Coulter
Martin S. Chiller
ExaminesDHARIA, PARAG
Art Unit2601
Technology Center2600
Assignments
At&t Company
Current
At&t ServicesAt&t Company
Original
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