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:
Dec. 27, 1977
Filed:
Oct. 06, 1975
Christoph Frey, Aesch, CH;
Jost VON DER Crone, Riehen, CH;
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
Iminoisoindolinone metal complexes of formula ##STR1## wherein A represents a 5- or 6-membered heterocyclic radical which contains at least one further heteroatom and can be fused or doubled with benzene nuclei, M represents a divalent metal atom excluding the alkaline earth metals, X represents a hydrogen atom, Y represents a halogen atom, Z represents a nitro group, an alkoxycarbonyl group of 2 to 6 carbon atoms or a group of formula RY.sub.2 --, wherein R represents a hydrogen atom, an alkyl group of 1 to 6 carbon atoms which is substituted by an aryl radical or is unsubstituted, a cycloalkyl group of 5 to 6 carbon atoms, or represents an aryl group, and Y.sub.2 represents an oxygen or a sulphur atom, m and n are 0 to 4, p is 0 to 2, and the sum of m+n+p must be 4, which are useful for pigmenting high molecular organic material.