Systems and methods for employing “pay-as-you-go” telecommunication services | Patent Number 07013127

US 07013127 B2
Application Number10337301
Publication NumberUS 20040203585 A1
Pendency3 years, 2 months, 7 days
Filled DateJan 7, 2003
Priority DateJan 7, 2003
Publication DateOct 14, 2004
Expiration DateJan 7, 2023
Inventor/ApplicantsDavid A. Steinberg
Harold S. Wills
Harold S. Wills
David A. Steinberg
ExaminesTIEU, BINH KIEN
Art Unit2643
Technology Center2600
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