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. 25, 1978
Filed:
Sep. 29, 1972
Applicant:
Inventors:
Fred M Tuffile, Lakeville, MA (US);
Andrew J Cunningham, Highland Lakes, NJ (US);
Assignee:
Avon Products, Inc., Suffern, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8 101 ; 8 10 ; 8 85 / ; 8 85 / ; 8 88 ;
Abstract
A process for permanently dyeing keratinous fibers with halotriazinyl reactive dyes wherein good leveling and uptake is attained. More particularly, a process for dyeing human hair comprising subjecting the fibers to sequential treatment of first applying to the fibers a halotriazinyl reactive dye at a pH of from about 4 to 6.5 and then allowing the dye to bond with the fibers at a pH of about 8 to 8.5.