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. 03, 1977
Filed:
Oct. 15, 1975
Applicant:
Inventors:
Robert L McLaughlin, Wilmette, IL (US);
Donald C Wood, Des Plaines, IL (US);
Assignee:
DeSoto, Inc., Des Plaines, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
252 99 ; 252 95 ; 252135 ;
Abstract
Powder detergent compositions for machine dish washing which are effective in hard water in the absence of large amounts of phosphates are provided based on a combination of low foaming nonionic surfactant, bleaching agent, alkali metal hexametaphosphate, and from 15-70% of borax. The composition is buffered to provide a pH in the range of pH 7.0 to pH 8.5 measured in 1% water solution.