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. 24, 2017
Filed:
Feb. 05, 2011
Applicants:
Cedric Klein, Brumath, FR;
Heidrun Grether-schene, Efringen-Kirchen, DE;
Inventors:
Cedric Klein, Brumath, FR;
Heidrun Grether-Schene, Efringen-Kirchen, DE;
Assignee:
ARCHOMA IP GMBH, Reinach, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 21/16 (2006.01); D21H 21/18 (2006.01); D21H 21/28 (2006.01); D21H 21/30 (2006.01); D21H 17/28 (2006.01); D21H 17/36 (2006.01);
U.S. Cl.
CPC ...
D21H 21/30 (2013.01); D21H 17/28 (2013.01); D21H 17/36 (2013.01); D21H 21/16 (2013.01); D21H 21/18 (2013.01); D21H 21/28 (2013.01);
Abstract
The instant invention relates to liquid sizing compositions comprising shading dyestfuffs, derivatives of diaminostilbene, binders, protective polymers, and optionally divalent metal salts which can be used for the optical brightening of substrates, including substrates suitable for high quality ink jet printing.