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:
Apr. 19, 2016
Filed:
Jan. 22, 2008
Applicant:
Ulrich Friedrich, Ellhofen, DE;
Inventor:
Ulrich Friedrich, Ellhofen, DE;
Assignee:
Atmel Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/04 (2006.01); G06F 12/00 (2006.01); G06F 12/14 (2006.01); G06F 5/00 (2006.01); G06F 13/00 (2006.01); G07C 9/00 (2006.01); G07G 1/00 (2006.01);
U.S. Cl.
CPC ...
G07C 9/00111 (2013.01); G07G 1/009 (2013.01);
Abstract
A method for protecting a product against counterfeiting is provided that has a transponder associated with the product, upon which at least one unique identifier is stored, wherein a flag in a set or cleared state is associated with the identifier, and when the flag is set, read access to the identifier by a reader is only permitted after authentication. The invention further relates to a transponder for protecting a product against counterfeiting.