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. 24, 1995
Filed:
Jul. 21, 1994
Applicant:
Inventors:
Philippe Ouziel, Altkirch, FR;
Martin Kuhn, Dornach, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
8490 ; 8533 ; 8552 ; 8561 ; 8609 ; 8611 ; 8614 ; 8594 ; 8598 ; 8576 ; 8673 ; 8680 ; 81281 ;
Abstract
Described is a process for dyeing fibrous materials made of or containing wool with anionic dyes, which comprises dyeing these materials in the presence of a wool preservative comprising at least one compound of the formula