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. 30, 1979
Filed:
May. 08, 1975
Applicant:
Inventors:
Assignee:
Ciba-Geigy AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P / ;
U.S. Cl.
CPC ...
8 2 / ; 8 1 / ; 8-4 ; 8 41 / ; 8168 / ; 8168 / ; 106 22 ;
Abstract
A dry heat process for dyeing and printing and optically brightening organic material which can be dyed with cationic dyes, which process comprises the use of electroneutral, deprotonized cationic dyes or fluorescent brighteners together with at least one indicator dye.