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:
Nov. 17, 1998
Filed:
Sep. 30, 1996
Applicant:
Inventors:
Ian Alexander MacPherson, Renfrewshire, GB;
Iain Frank Fraser, Kilbirnie, GB;
Alison MacLennan, Renfrewshire, GB;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07C / ;
U.S. Cl.
CPC ...
524190 ; 534575 ; 534576 ; 534720 ; 534874 ; 562 73 ; 568938 ; 106241 ; 106496 ;
Abstract
A plastics composition comprising a high molecular weight material and an effective coloring amount of an azo pigment of formula ##STR1## where M is Mg, Ca, Sr, Ba or Mn or a mixture of two or more thereof, R.sup.1 and R.sup.2 are chlorine or methyl, x is zero or 1, y is zero or 1 and the sum of x and y is 1, with the proviso that when the high molecular weight material is polyvinyl chloride y is zero.
MacPherson, Ian. (1998). Pigmented plastics compositions (U.S. Patent No. 5837761). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5837761
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile