发明授权
- 专利标题： Methods for providing overdraft protection for post-paid communication service plans
- 专利标题（中）： 为后付费通信服务计划提供透支保护的方法
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申请号： US10754423申请日： 2004-01-09
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公开(公告)号： US07450928B1公开(公告)日： 2008-11-11
- 发明人: Coulter C. Henry, Jr. , Francis Richard Lazaro, Jr.
- 申请人： Coulter C. Henry, Jr. , Francis Richard Lazaro, Jr.
- 申请人地址： US GA Atlanta
- 专利权人： AT&T Mobility II LLC
- 当前专利权人： AT&T Mobility II LLC
- 当前专利权人地址： US GA Atlanta
- 代理机构： Parks Knowlton LLC
- 代理商 Coutler C. Henry; Paul E. Knowlton, Esq.
- 主分类号： H04M11/00
- IPC分类号： H04M11/00 ; H04M15/00 ; H04K1/00
摘要：
Methods for adding minutes to a calling plan having a calling plan period. The methods including determining whether a threshold number of minutes have been reached during the calling plan period; and incrementally adding minutes to the calling plan when the threshold number of minutes has been reached. The cost per minute of the added minutes is less than the high-cost per minute rate normally associated with exceeding the threshold number of minutes during the calling plan period.
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