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:
Nov. 02, 2021
Filed:
Dec. 16, 2019
Applicant:
L'oreal, Paris, FR;
Inventors:
Guojin Zhang, Westfield, NJ (US);
Ronak Rughani, Edison, NJ (US);
Assignee:
L'OREAL, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); A61K 8/49 (2006.01); A61K 8/46 (2006.01); A61Q 5/00 (2006.01);
U.S. Cl.
CPC ...
A61K 8/4946 (2013.01); A61K 8/463 (2013.01); A61Q 5/004 (2013.01); A61Q 5/10 (2013.01); A61K 2800/4324 (2013.01);
Abstract
Provided are methods of treating hair, the method comprising: contacting the hair with a mixture comprising: i. an ionic liquid comprising an imidazolium-based compound or ammonium-based compound, and ii. an anionic surfactant. In certain methods, the mixture further comprises a cationic direct dye.