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:
Nov. 08, 2022
Filed:
Apr. 17, 2019
Applicant:
Oberthur Fiduciaire Sas, Paris, FR;
Inventor:
Henri Rosset, Le Pin, FR;
Assignee:
OBERTHUR FIDUCIAIRE SAS, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D 25/333 (2014.01); B42D 25/351 (2014.01); B42D 25/328 (2014.01); B42D 25/346 (2014.01); B42D 25/355 (2014.01); B42D 25/373 (2014.01); B42D 25/435 (2014.01); B42D 25/44 (2014.01);
U.S. Cl.
CPC ...
B42D 25/333 (2014.10); B42D 25/328 (2014.10); B42D 25/346 (2014.10); B42D 25/351 (2014.10); B42D 25/355 (2014.10); B42D 25/373 (2014.10); B42D 25/435 (2014.10); B42D 25/44 (2014.10);
Abstract
A security sheet including at least one paper substrate, at least one watermark produced in the paper substrate, the watermark having an exterior outline, at least one aperture of regular edge, produced by ablation of the paper substrate, and at least one security film that is at least partially superposed on the watermark and on the aperture. In the sheet, the at least one aperture lies inside the watermark, such as bounded by its exterior outline.