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. 02, 2018
Filed:
Mar. 25, 2014
Applicant:
Morpho, Issy-les-Moulineaux, FR;
Inventors:
Alain Patey, Issy les Moulineaux, FR;
Herve Chabanne, Issy les Moulineaux, FR;
Julien Bringer, Issy les Moulineaux, FR;
Assignee:
MORPHO, Issy les Moulineaux, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3255 (2013.01); H04L 9/3218 (2013.01); H04L 9/3268 (2013.01); H04L 63/08 (2013.01); H04L 2209/42 (2013.01);
Abstract
The invention relates to a method for signing a message (m), implemented by processing means of a user device of a member (M) belonging to a group of members (G), said user device having a secret signature key (ski),