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:
Dec. 31, 1991
Filed:
Feb. 27, 1990
Applicant:
Inventors:
Werner Fringeli, Laufen, CH;
Josef Zelger, Riehen, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C09K / ;
U.S. Cl.
CPC ...
252543 ; 25230123 ; 25230134 ;
Abstract
Storage-stable formulations which contain an anionic fluorescent whitening agent which preferably contains at least one sulfonic acid radical, in a amount of 10-60% by weight, based on the total weight of said formulation, an anionic polysaccharide and water, as well as optional auxiliaries, and the use of these formulations for the preparation of detergent compositions.