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:
Aug. 29, 2017
Filed:
May. 12, 2014
Applicant:
Fasver, Baillargues, FR;
Inventors:
Eric Philippe, Eyguieres, FR;
Laurence Bes, Jacou, FR;
Assignee:
FASVER, Baillargues, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 3/14 (2006.01); B41M 5/337 (2006.01); C09D 11/50 (2014.01); B42D 25/36 (2014.01); B42D 25/378 (2014.01); C09D 11/037 (2014.01); B42D 25/45 (2014.01); B41M 5/323 (2006.01); B42D 25/351 (2014.01); D21H 21/44 (2006.01); D21H 21/48 (2006.01);
U.S. Cl.
CPC ...
B41M 5/3375 (2013.01); B41M 3/142 (2013.01); B41M 5/323 (2013.01); B41M 5/3372 (2013.01); B42D 25/351 (2014.10); B42D 25/36 (2014.10); B42D 25/378 (2014.10); B42D 25/45 (2014.10); C09D 11/037 (2013.01); C09D 11/50 (2013.01); B41M 2205/04 (2013.01); B42D 2033/04 (2013.01); B42D 2035/34 (2013.01); D21H 21/44 (2013.01); D21H 21/48 (2013.01);
Abstract
A thermochromic ink composition includes, in a liquid medium, known as solvent, a dispersion of thermochromic microcapsules incorporating at least one leuco-dye and a thermoplastic binder selected from the group containing polyacrylic polyesters, polyurethanes and copolymers thereof. The composition is characterized in that the solvent is aprotic. A a method for producing a card and such a card incorporating at least one thermochromic pattern produced with a thermochromic ink composition are also described.