Abstract: Tamper evident optical device comprising a substrate and a multi-layer taper evident splittable coating carried by the substrate. The coating has a release region formed therein. An adhesive is secured to the tamper evident coating.
Type:
Grant
Filed:
June 19, 1989
Date of Patent:
April 9, 1991
Assignee:
Flex Products, Inc.
Inventors:
Roger W. Phillips, Vernon C. Spellman, Wayne L. Gossett, Marc A. Kamerling, Paul G. Coombs, David W. Todd, Steven A. Silver