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. 29, 2016
Filed:
Sep. 22, 2011
Applicants:
Matthew Robert Giles, Hoole, GB;
Nicholas John Dixon, Upton, GB;
Inventors:
Matthew Robert Giles, Hoole, GB;
Nicholas John Dixon, Upton, GB;
Assignee:
Innospec Limited, , GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01); C11D 7/26 (2006.01); C11D 7/32 (2006.01); A47L 15/42 (2006.01); C11D 3/20 (2006.01); C11D 3/33 (2006.01); C11D 3/36 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3765 (2013.01); A47L 15/42 (2013.01); C11D 3/2086 (2013.01); C11D 3/33 (2013.01); C11D 3/361 (2013.01); C11D 3/364 (2013.01); C11D 3/3784 (2013.01); C11D 7/265 (2013.01); C11D 7/3245 (2013.01);
Abstract
An automatic dishwashing composition offering good performance especially in the removal of stubborn stains, such as tea stains, comprises a chelating agent selected from hydroxyethyliminodiacetic acid, glucoheptonic acid, hydroxyethylethylenediaminetriacetic acid, poly(acrylic acid-co-hypophosphite), and salts, complexes and mixtures thereof; wherein the composition is substantially free of phosphate containing builders and substantially free of bleaching compounds.