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:
Dec. 22, 2020
Filed:
Nov. 09, 2016
Applicant:
Giesecke+devrient Currency Technology Gmbh, Munich, DE;
Inventors:
Johann Kecht, Munich, DE;
Axel Schlossbauer, Munich, DE;
Assignee:
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 13/04 (2006.01); B01J 13/16 (2006.01); B42D 25/378 (2014.01); C09D 11/037 (2014.01); C09K 11/06 (2006.01); C09B 67/08 (2006.01); C09B 67/02 (2006.01); G07D 7/00 (2016.01); G07D 7/1205 (2016.01); B42D 25/382 (2014.01); B42D 25/387 (2014.01); C09D 11/50 (2014.01); C09B 67/22 (2006.01); C09K 11/02 (2006.01); C08L 61/24 (2006.01); C08L 61/06 (2006.01); C08L 61/28 (2006.01); C08L 61/34 (2006.01); C08K 5/00 (2006.01); D21H 21/30 (2006.01); C08L 61/12 (2006.01); C08L 61/30 (2006.01); C08L 33/12 (2006.01); C08K 3/013 (2018.01); C08L 25/06 (2006.01); D21H 21/40 (2006.01); B42D 25/355 (2014.01); B42D 25/373 (2014.01); B01J 13/18 (2006.01); B01J 13/20 (2006.01); B01J 13/22 (2006.01); B42D 25/29 (2014.01);
U.S. Cl.
CPC ...
B42D 25/378 (2014.10); B01J 13/04 (2013.01); B01J 13/16 (2013.01); B01J 13/18 (2013.01); B01J 13/206 (2013.01); B01J 13/22 (2013.01); B42D 25/355 (2014.10); B42D 25/373 (2014.10); B42D 25/382 (2014.10); B42D 25/387 (2014.10); C08K 3/013 (2018.01); C08K 5/0041 (2013.01); C08L 25/06 (2013.01); C08L 33/12 (2013.01); C08L 61/06 (2013.01); C08L 61/12 (2013.01); C08L 61/24 (2013.01); C08L 61/28 (2013.01); C08L 61/30 (2013.01); C08L 61/34 (2013.01); C09B 67/0013 (2013.01); C09B 67/0033 (2013.01); C09B 67/0097 (2013.01); C09D 11/037 (2013.01); C09D 11/50 (2013.01); C09K 11/02 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); D21H 21/30 (2013.01); D21H 21/40 (2013.01); G07D 7/003 (2017.05); G07D 7/1205 (2017.05); B42D 25/29 (2014.10); G07D 2207/00 (2013.01);
Abstract
The invention relates to a security pigment of core-shell particles, comprising a core based on a thermoplastic material, a shell based on a condensation polymer, and an organic or metalorganic feature substance present in dissolved or finely distributed form in the core, wherein the mass fraction of the shell amounts to more than 25%, preferably 50%, particularly more than 100%, in relation to the mass of the core. The invention further relates to a method for producing the core-shell particles and to value documents having the core-shell particles.