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:
Jul. 04, 1989
Filed:
May. 07, 1984
Applicant:
Inventor:
Herbert Lapidus, Ridgefield, CT (US);
Assignee:
Combe Incorporated, White Plains, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8435 ; 8405 ; 8414 ; 8416 ; 8604 ;
Abstract
An enhancer or promoter useful for improving the dyeing of fibrous materials is described. This enhancer is N-acetyl ethanolamine. It operates to facilitate dyeing of the material so as to accelerate, deepen and/or fix the coloration imparted to the material.