Cube corner sheeting mold and of making the same

  • US 6,386,855 B1
  • Filed: 09/27/2001
  • Issued: 05/14/2002
  • Est. Priority Date: 07/02/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A lamina suitable for use in a mold for use in forming retroreflective cube corner articles, the lamina having opposing first and second major surfaces defining therebetween a first reference plane, the lamina further including a working surface connecting the first and second major surfaces, the lamina comprising:

  • two rows of cube corner elements in the working surface, at least one such row comprising a plurality of nonidentical cube corner elements.

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