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:
Aug. 05, 1980
Filed:
Jun. 24, 1977
Applicant:
Inventors:
Ruggero Battisti, Novara, IT;
Gioacchino Boffa, Novara, IT;
Nicola Mazzaferro, Novara, IT;
Angelo Mangini, Bologna, IT;
Antonio Tundo, Bologna, IT;
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B / ;
U.S. Cl.
CPC ...
260156 ; 8662 ;
Abstract
New yellow mono-azo dyes which are insoluble in water are disclosed. The dyes are derived from 1-phenyl-3-aminopyrazoles and are particularly effective in dyeing synthetic hydrophobic fibers to intense yellow shades.