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:
Jan. 16, 2018
Filed:
Mar. 21, 2014
Applicant:
Archroma Ip Gmbh, Reinach, CH;
Inventors:
David Atkinson, Arlesheim, CH;
Cristina Dominguez, Saint Louis, FR;
Andrew Jackson, Muenchenstein, CH;
Assignee:
ARCHROMA IP GMBH, Reinach, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 21/30 (2006.01); C09B 23/14 (2006.01); C07D 251/68 (2006.01); D06P 5/30 (2006.01); C09K 11/06 (2006.01); D21H 17/09 (2006.01); D06L 4/65 (2017.01);
U.S. Cl.
CPC ...
C09B 23/148 (2013.01); C07D 251/68 (2013.01); C09K 11/06 (2013.01); D06L 4/65 (2017.01); D06P 5/30 (2013.01); D21H 17/09 (2013.01); D21H 21/30 (2013.01); C09K 2211/1059 (2013.01);
Abstract
The instant invention relates to mixtures of stilbene compounds which provide superior fluorescent whitening effects when applied to the surface of ink-jet papers.