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:
Dec. 05, 2023
Filed:
Dec. 12, 2018
Phosphate-free automatic dishwashing detergent compositions having a protease and a complexing agent
The Procter & Gamble Company, Cincinnati, OH (US);
Michelle Jackson, Newcastle upon Tyne, GB;
Eva Maria Perez-Prat de Vinuesa, Newcastle upon Tyne, GB;
David John Tarbit, Newcastle upon Tyne, GB;
Philip Frank Souter, Northumberland, GB;
Lilia Maria Babe, Emerald Hills, CA (US);
David Aaron Estell, San Mateo, CA (US);
Frits Goedegebuur, Vlaardingen, NL;
Harm Jan Mulder, Voorhout, NL;
Sina Pricelius, Leiden, NL;
Lydia Dankmeyer, Rotterdam, NL;
Thijs Kaper, Half Moon Bay, CA (US);
Hatice Billur Engin, Mountain View, CA (US);
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
A phosphate-free automatic dishwashing cleaning composition comprising i) a protease wherein the protease is a variant having at least 60% identity with the amino acid sequence of SEQ ID NO:1 and comprising at least one amino acid substitution (using the SEQ ID NO: 1 numbering) selected from the group consisting of X54T; X126A, D, G, V, E, K, I; X127E, S, T, A, P, G, C; and X128E, C, T, D, P, G, L, Y, N; and ii) from 10 to 50% by weight of the composition of a complexing agent system comprising from 0 to less than 30% by weight of the composition of citric acid.