发明名称 Sole with improved construction
摘要 The invention relates to a shoe having a sole with a periphery and a recess. The recess extends laterally across the sole from periphery to periphery and the recess also slopes downwardly toward a rear of the shoe. An insole having a flexible material and placed on top of the recess is provided and wherein the flexible material flexes in cooperation with the recess for enhancing flexibility of the shoe.
申请公布号 US7178271(B2) 申请公布日期 2007.02.20
申请号 US20040011561 申请日期 2004.12.14
申请人 COLUMBIA INSURANCE COMPANY 发明人 COVATCH CHARLES E.
分类号 A43B1/10 主分类号 A43B1/10
代理机构 代理人
主权项
地址