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:
Jan. 04, 1977
Filed:
Jul. 01, 1974
Applicant:
Inventor:
Arnold Wick, Therwil, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 2602 / ;
Abstract
Process for bulk dyeing high molecular organic compounds, by using anthrapyrimidines of the formula ##SPC1## As dyestuffs, wherein R denotes a hydrogen atom, an alkyl group or an aromatic radical, one X denotes an arylamino group, or a phenylthio group which is optionally substituted by 1-2 halogen atoms or alkyl groups containing 1-4 carbon atoms, and the other X denotes hydrogen atoms, and X must not be a benzophenonylamino group if R denotes a hydrogen atom.