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.:

US 8142519 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 27, 2012

Filed:

Sep. 03, 2008
Applicants:

Keiichi Tateishi, Minami-Ashigara, JP;

Shinya Hayashi, Minami-Ashigara, JP;

Yoshiaki Nagata, Minami-Ashigara, JP;

Tomoaki Nakamura, Minami-Ashigara, JP;

Inventors:

Keiichi Tateishi, Minami-Ashigara, JP;

Shinya Hayashi, Minami-Ashigara, JP;

Yoshiaki Nagata, Minami-Ashigara, JP;

Tomoaki Nakamura, Minami-Ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 67/22 (2006.01); C09D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A monoazo pigment is represented by the general formula (1), a tautomer of the monoazo pigment, and a salt or a hydrate thereof: in which R, P, and Qeach independently represents a hydrogen or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 5, Het-1 represents a group selected from the aromatic heterocyclic groups represented by the general formula (2) as recited in the claims and disclosure of the invention.


Find Patent Forward Citations

Tateishi, Keiichi. (2012). Azo pigment, and pigment dispersion, coloring composition and ink composition for inkjet recording containing the same (U.S. Patent No. 8142519). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8142519

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