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:
Dec. 04, 1990
Filed:
Nov. 16, 1989
Applicant:
Inventors:
Alexander C Chan, Mineola, NY (US);
Yuh-Guo Pan, Stamford, CT (US);
Leszek J Wolfram, Stamford, CT (US);
Assignee:
Clairol Incorporated, New York City, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8408 ; 8407 ; 8416 ; 8410 ;
Abstract
A process for coloring and/or conditioning hair using modified primary intermediates and/or a modified coupler containing a hydrophobic group or a group containing a cationic site amenable to reaction with an anionic surfactant; novel modified primary intermediates and modified couplers also being disclosed as well as novel synthetic methods for making these compounds.