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:
Oct. 27, 1987
Filed:
Jul. 24, 1986
Applicant:
Inventors:
Walter Denzinger, Speyer, DE;
Heinrich Hartmann, Limburgerhof, DE;
Wolfgang Trieselt, Ludwigshafen, DE;
Erhard Klahr, Ludwigshafen, DE;
Albert Hettche, Hessheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
25217424 ; 25217423 ; 252D / ; 252D / ;
Abstract
Washing agents contain, as additives for inhibiting redeposition and promoting the primary washing action, homopolymers of acrylic acid and of methacrylic acid, copolymers of acrylic acid and methacrylic acid and copolymers which contain, as essential components,