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:
Nov. 26, 2019
Filed:
Feb. 10, 2016
Applicant:
Conopco, Inc., Englewood Cliffs, NJ (US);
Inventors:
Stephen Norman Batchelor, Chester, GB;
Jayne Michelle Bird, Ellesmere Port, GB;
Matthew Tynan, Harwood, GB;
Assignee:
Conopco, Inc., Englewood Cliffs, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/22 (2006.01); C11D 1/29 (2006.01); C11D 1/72 (2006.01); C11D 3/30 (2006.01); C11D 3/37 (2006.01); C11D 3/42 (2006.01); C11D 1/83 (2006.01); C11D 3/40 (2006.01); C11D 11/00 (2006.01); C11D 1/831 (2006.01); C11D 1/14 (2006.01); C11D 1/722 (2006.01);
U.S. Cl.
CPC ...
C11D 3/42 (2013.01); C11D 1/83 (2013.01); C11D 1/831 (2013.01); C11D 3/30 (2013.01); C11D 3/3723 (2013.01); C11D 3/40 (2013.01); C11D 11/0017 (2013.01); C11D 1/143 (2013.01); C11D 1/22 (2013.01); C11D 1/29 (2013.01); C11D 1/722 (2013.01);
Abstract
The present invention concerns liquid laundry compositions with specific surfactant mixtures and dye polymers. The dye polymers comprise a polyethylene imine covalently bound to a reactive dye. The surfactant mixture comprises anionic and non-ionic surfactants, wherein the fraction of alkyl ether sulphate to total anionic surfactant is at least 0.5 and the alkyl ether sulphate has at least 2 EO.