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:
May. 17, 1983
Filed:
Feb. 24, 1981
Applicant:
Inventors:
Shingo Araki, Settsu, JP;
Tsutomu Igase, Suita, JP;
Assignee:
Dainippon Ink & Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08L / ;
U.S. Cl.
CPC ...
524101 ; 524605 ;
Abstract
A colored polyester composition comprising an aromatic polyester and as a coloring agent, a barbituric acid-type pigment of the formula ##STR1## wherein ##STR2## represents an o-phenylene group or a 1,2- or 2,3-naphthylene group, each of which may have a phenyl group as a substituent.