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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Caldwell; Charles David
Address:
Asbury Park, NJ
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
8019686 Method and system for allowing simultaneous usage of prepaid services September 13, 2011
A method and system allows multiple and simultaneous use of a pre-paid calling card. A call management system allows for the completion of multiple calls under one pre-paid calling card account number. Depending on the number of concurrent users, a billing system assigns a portion of
7627529 Method and system for allowing simultaneous usage of prepaid services December 1, 2009
A method and system allows multiple and simultaneous use of a pre-paid calling card. A call management system allows for the completion of multiple calls under one pre-paid calling card account number. Depending on the number of concurrent users, a billing system assigns a portion of










 
 
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