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:
May. 12, 2026
Filed:
Mar. 14, 2022
Applicant:
Borregaard As, Sarpsborg, NO;
Inventor:
Ross Johannes Ellis, Sarpsborg, NO;
Assignee:
Borregaard AS, Sarpsborg, NO;
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/34 (2006.01); C11D 3/00 (2006.01); C11D 3/22 (2006.01); C11D 3/38 (2006.01); C11D 7/26 (2006.01); C11D 7/44 (2006.01);
U.S. Cl.
CPC ...
C11D 3/228 (2013.01); C11D 3/0036 (2013.01); C11D 3/22 (2013.01); C11D 3/222 (2013.01); C11D 3/225 (2013.01); C11D 3/38 (2013.01); C11D 7/268 (2013.01); C11D 7/44 (2013.01);
Abstract
The present invention relates to the use of lignin derivatives, having a specific combination of degree of sulfonation and degree of oxidation, as an additive in a laundry detergent composition. Further, the present invention relates to a laundry detergent composition comprising the lignin derivative and to a laundry cleaning method.