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:
May. 03, 2022
Filed:
Nov. 21, 2017
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Nobuki Nemoto, Kanagawa-ken, JP;
Takahisa Nakano, Kanagawa-ken, JP;
Fumitoshi Morimoto, Fukushima-ken, JP;
Shota Kure, Kanagawa-ken, JP;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41M 3/14 (2006.01); B29C 65/00 (2006.01); G01K 11/12 (2021.01); B41M 5/28 (2006.01); B41M 5/30 (2006.01); G01N 21/64 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
G01N 21/6428 (2013.01); B29C 65/00 (2013.01); B41M 3/142 (2013.01); B41M 3/144 (2013.01); G01K 11/12 (2013.01); B29L 2031/744 (2013.01); B41M 5/282 (2013.01); B41M 5/305 (2013.01); G01N 2201/06113 (2013.01);
Abstract
A forgery prevention medium includes a substrate and a specific invisible material layer directly or indirectly laminated on the substrate, having a specific invisible material reversibly and visually recognized through a predetermined process disposed thereon in a plane shape, and having a part of the specific invisible material inactivated in accordance with a visualized image pattern.