B - Operations – Transporting – 42 – D
Patent
B - Operations, Transporting
42
D
B42D 15/00 (2006.01) B41M 3/14 (2006.01) D21H 21/42 (2006.01) D21H 21/48 (2006.01)
Patent
CA 2581060
Paper-based security devices having printed marks or indicia on one surface that are visible from that surface and from an opposing surface of the security device, are provided. The present invention further provides a method of making such paper-based security devices as well as security documents having at least one such security device embedded therein and/or mounted thereon.
L'invention concerne des dispositifs de sécurité à base de papier. Ces dispositifs présentent des marques ou des indices imprimés sur une surface. Ces marques ou ces indices sont visibles à partir de cette surface et à partir d'une surface opposée du dispositif de sécurité. L'invention concerne également une méthode pour fabriquer de tels dispositifs de sécurité à base de papier, ainsi que des documents de sécurité présentant au moins un tel dispositif de sécurité intégré à l'intérieur de ces documents et/ou montés sur ces documents.
Crane Timothy T.
Prehar Raj Sardararam
Crane & Co. Inc.
Goudreau Gage Dubuc
LandOfFree
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