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. 24, 2006
Filed:
Apr. 24, 2002
Gunter-rudolf Schröder, Mannheim, DE;
Helmut Reichelt, Neustadt, DE;
Günther Seybold, Neuhofen, DE;
Manfred Patsch, Wachenheim, DE;
Stevan David Jones, Guildford, GB;
James Charles Dunbar, Morrow, OH (US);
Colin John Clarke, Whitton, GB;
Gunter-Rudolf Schröder, Mannheim, DE;
Helmut Reichelt, Neustadt, DE;
Günther Seybold, Neuhofen, DE;
Manfred Patsch, Wachenheim, DE;
Stevan David Jones, Guildford, GB;
James Charles Dunbar, Morrow, OH (US);
Colin John Clarke, Whitton, GB;
BASF Aktiengellschaft, Ludwigshafen, DE;
Abstract
The present invention relates to novel reactive dyes of the formula (I)where Rto Rare independently hydrogen, C–C-alkyl, C–C-alkyl, wherein nonadjacent CHgroups may be replaced by oxygen atoms or imino or C–C-alkylimino groups and/or CHgroups by carbonyl groups, C–C-alkenyl, aryl, arylalkylene or a moiety containing a reactive group or the precursor of a reactive group, The present invention further relates to the use of the reactive dyes of the formula (I) for dyeing substrates containing nucleophilic groups and to preparations containing at least one reactive dye of the formula (I).