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:
Oct. 07, 2025
Filed:
Nov. 14, 2023
Applicant:
Sun Chemical B.v., LV Weesp, NL;
Inventor:
Paul Wallace, South Normanton, GB;
Assignee:
SUN CHEMICAL B.V., Weesp, NL;
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/322 (2014.01); C08K 5/00 (2006.01); C08K 5/053 (2006.01); C08K 5/09 (2006.01); C09D 9/00 (2006.01); C09D 11/38 (2014.01); D21C 5/02 (2006.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); C08K 5/0041 (2013.01); C08K 5/0058 (2013.01); C08K 5/053 (2013.01); C08K 5/09 (2013.01); C09D 9/00 (2013.01); C09D 11/38 (2013.01); D21C 5/027 (2013.01); C08K 2201/005 (2013.01);
Abstract
The present invention relates to a printing ink composition comprising one or more keratin-based pigment(s) and water, wherein the one or more keratin-based pigment(s) has an average particle size of no more than 3000 nm.