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. 05, 2002
Filed:
Dec. 30, 1999
Mark Kenworthy, Blackley, GB;
Avecia Limited, Manchester, GB;
Abstract
The invention relates to a compound of Formula (1) and to an ink jet printing process using inks; a substrate printed with the inks and cartridges all which comprise the compound of Formula (1) wherein A is N, C—CI, C—CN or C—NO ; L Is —OR , Z is —O—, —S— or —NR —; R and R are each independently H or optionally substituted alkyl; R is H or alkyl; each W independently is —CO Q or —SO Q; each X independently is an optionally substituted amino group or a group which is substituted by an optionally substituted amino group; each Y independently is halo, hydroxy, nitro, cyano, optionally substituted alkyl optionally substituted alkoxy, optionally substituted aryl, optionally substituted aralkyl, —SR —COR , —COOR , —SO R or —SOR ; R is C -alkyl optionally substituted by carboxy, sulpho, hydroxy, nitro, cyano or halo: each Q independently is ammonium or substituted ammonium; m, n and p each independently have a value of from 0 to 3; and (m+n+p) has a value of from 0 to 5.