发明名称 |
Telephone calling card coupon |
摘要 |
A user purchases a card and uses it to make pre-paid telephone calls via a telephone service provider system associated with the issuer of the card. After the account balance on the card is depleted, the user can present the card to a merchant or other party for redemption in the manner of a discount coupon for products or services.
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申请公布号 |
US6183017(B1) |
申请公布日期 |
2001.02.06 |
申请号 |
US19980083805 |
申请日期 |
1998.05.22 |
申请人 |
NAJOR DANIEL B. |
发明人 |
NAJOR DANIEL B.;BRAUER FRITZ A. |
分类号 |
G06Q30/00;G07F7/00;G07F7/02;H04M17/00;(IPC1-7):B42D15/00;B42D15/02 |
主分类号 |
G06Q30/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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