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. 16, 1978
Filed:
Feb. 12, 1976
Applicant:
Inventors:
John Bailey, Crawcrook, EN;
Michael John Randell, Newcastle-upon-Tyne, EN;
Paul Richard Sherrington, Newcastle-upon-Tyne, EN;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252135 ; 252 99 ; 252D / ; 252140 ;
Abstract
The present invention relates to detergent additive and detergent compositions containing an alkali metal ortho phosphate and silicas which are particularly effective in cleaning ability, whiteness maintenance, and in controlling water hardness.