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:
Apr. 15, 2008
Filed:
Oct. 15, 2004
Applicant:
Nigel Hall, Lancs, GB;
Inventor:
Nigel Hall, Lancs, GB;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 29/01 (2006.01); C09B 29/033 (2006.01); C09B 29/042 (2006.01); C09B 29/085 (2006.01); C09B 29/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention claims dyestuffs of formula (I), wherein D, Rto Rand n are defined as given in claim, a process for their preparation and their use