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:
Jan. 27, 2015
Filed:
Feb. 07, 2005
Applicants:
Yann Boutant, Aix-les-Bains, FR;
David Labelle, Soucieu en Jarrest, FR;
Herve Seux, Lexington, MA (US);
Inventors:
Yann Boutant, Aix-les-Bains, FR;
David Labelle, Soucieu en Jarrest, FR;
Herve Seux, Lexington, MA (US);
Assignee:
Signoptic Technologies Savoie Technolac, Le Bourget du Lac, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); G06F 21/62 (2013.01); G06K 9/00 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
G06F 21/6209 (2013.01); G06K 9/00577 (2013.01); H04L 9/3247 (2013.01); G06F 2221/2107 (2013.01); H04L 2209/805 (2013.01);
Abstract
The invention is related to the use of one or several digital signatures obtained from at least one structural characteristic of a material element that has a complex, chaotic, unique and stable structure, to protect the direct reading of sensitive data, a media of such protected data and a method for reading this protected data.