发明名称 Fracturable coated substrates for producing removable communication elements
摘要 The present invention relates to business forms and other documents that are used in the conveyance of information whether business or personal to an end user or recipient. The substrate of the present invention is coated with a fracturable starch containing material which cooperates with a crush or impression pattern so as to enable the removal of an element, such as a card from the substrate when sufficient fracturing pressure is applied to the substrate or business form.
申请公布号 US2005200117(A1) 申请公布日期 2005.09.15
申请号 US20040796881 申请日期 2004.03.09
申请人 CRUM JESSE D. 发明人 CRUM JESSE D.
分类号 B42D15/00;(IPC1-7):B42D15/00 主分类号 B42D15/00
代理机构 代理人
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