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:
Jul. 18, 1978
Filed:
Apr. 29, 1976
Applicant:
Inventors:
Edward Francis, Midland, MI (US);
Craig Ronald Carson, Cincinnati, OH (US);
Michael Lance McKay, Cincinnati, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252531 ; 252 99 ; 252109 ; 252135 ; 252532 ; 252539 ; 252540 ;
Abstract
An improved low phosphate content detergent composition comprising about 5 to about 35% by weight of a mixture of orthophosphate and pyrophosphate builder salts having a weight ratio of 1:1 to 1:200; from 0 to about 30% of a tripolyphosphate builder salt; from 3 to 30% of an organic water-soluble synthetic detergent selected from the group consisting of anionic, nonionic, zwitterionic, and ampholytic detergents; and from about 0.1% to about 4% of a glassy phosphate.