发明名称 Multiple Purchase Options for Virtual Purchases
摘要 The disclosure provides novel video game methods and systems. Methods and systems for allowing game players to purchase virtual items using either virtual currency or real world currency are disclosed. A virtual barter system where items can be purchased with a bartered item and/or a combination of a bartered item and real world or virtual currency is also disclosed.
申请公布号 US2007087831(A1) 申请公布日期 2007.04.19
申请号 US20060380489 申请日期 2006.04.27
申请人 发明人 VAN LUCHENE ANDREW S.;MUELLER RAY
分类号 A63F9/24 主分类号 A63F9/24
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