The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 15, 2011
Filed:
Feb. 11, 2005
Nathalie Vast, Mont Saint Eloi, FR;
Pierre Doublet, Saint-Brice, FR;
Nathalie Vast, Mont Saint Eloi, FR;
Pierre Doublet, Saint-Brice, FR;
Arjowiggins Security, Paris, FR;
Abstract
The invention relates to a flat security element, having a front side and a reverse side, and being relatively small in size, such as planchettes, including, at least on one of its sides, at least one in-register authentication pattern and/or an authentication pattern resulting from the combination and/or superposition of a pattern on its front side and of a pattern on its reverse side, at least one of said authentication patterns being at least partly observable in transmitted light. It also relates to the manufacturing process thereof and to the security sheets and documents containing them.