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:
Jan. 09, 2001
Filed:
Apr. 09, 1999
Applicant:
Inventors:
Graeme Duncan Cruickshank, Newcastle upon Tyne, GB;
Peter Andrew Smith, Surrey, GB;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D 3/33 ; C11D 3/37 ;
U.S. Cl.
CPC ...
C11D 3/33 ; C11D 3/37 ;
Abstract
There is provided a rinse aid composition containing an amino tricarboxylic acid or its salts or complexes. The pH of said composition as a 1% solution in distilled water at 20°C. is preferably less than 7.