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. 04, 2026
Filed:
Nov. 23, 2022
Applicant:
Henkel Ag & Co. Kgaa, Düsseldorf, DE;
Inventors:
Christian Kropf, Hilden, DE;
Nadia Ledermann, Duisburg, DE;
Assignee:
HENKEL AG & CO. KGAA, Düsseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/00 (2006.01); C11D 3/20 (2006.01); C11D 3/395 (2006.01); C11D 17/04 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3951 (2013.01); C11D 3/2096 (2013.01); C11D 17/043 (2013.01); C11D 2111/12 (2024.01);
Abstract
N-substituted 2-(6-hydroxy-3-oxo-3H-xanthen-9-yl) benzamides are capable of generating bleach-active species when irradiated with visible light, these species leading to an enhanced bleaching power during the washing of textiles.