发明名称 Methods and systems for providing enhanced value of lottery-type tickets
摘要 The present invention relates to methods and systems for conducting and playing a lottery-type game. One method of lottery-type wagering of the present invention includes providing a player an opportunity to purchase a lottery ticket for a first round of a lottery-type game, conducting the first round of the lottery-type game, and providing the player an opportunity to activate the lottery ticket for participation in at least one round subsequent to the first round
申请公布号 US2007057461(A1) 申请公布日期 2007.03.15
申请号 US20050267012 申请日期 2005.11.04
申请人 MEYER MARK G;TRACY JOSEPH J 发明人 MEYER MARK G.;TRACY JOSEPH J.
分类号 A63F3/06 主分类号 A63F3/06
代理机构 代理人
主权项
地址