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:
Feb. 23, 1993
Filed:
Nov. 01, 1990
Applicant:
Inventor:
Peter Smith, Bury, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
544 75 ; 8543 ; 8549 ;
Abstract
The specification describes cellulose reactive unsymmetrical triphenodiaxazine dyes of the Formula (1): ##STR1## wherein each of T.sup.1 and T.sup.2, independently, represents H, Cl, Br, F, SO.sub.3 H or an optionally substituted alkyl or aryl radical;
Smith, Peter. (1993). Unsymmetrical triphenodixoazine reactive dyes (U.S. Patent No. 5189162). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5189162
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile