发明名称 Tamper indicating closure system
摘要 Tamper indicating closure and container assembly which prior opening of the assembly is indicated by exposing projections formed integrally with the closure with such projections remaining concealed in the originally closed position of the assembly. The tamper indicating features are associated with a pouring spout on a gable-top container.
申请公布号 US5890609(A) 申请公布日期 1999.04.06
申请号 US19970976535 申请日期 1997.11.21
申请人 REXAM CLOSURES, INC. 发明人 SHANKLAND, WILLIAM J.
分类号 B65D55/02;(IPC1-7):B65D5/74 主分类号 B65D55/02
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