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.

Date of Patent:
Jun. 22, 2021

Filed:

Nov. 15, 2019
Applicants:

Commissariat À L'énergie Atomique ET Aux Énergies Alternatives (Cea), Paris, FR;

Centre National DE LA Recherche Scientifique, Paris, FR;

Miyoshi Europe S.a.s., Saint-Priest, FR;

Inventors:

Patrick Guenoun, Gif-sur-Yvette, FR;

Christophe Fajolles, Gif-sur-Yvette, FR;

Tetsuya Takahashi, Saint-Priest, FR;

Stephane Nicolas, Saint-Priest, FR;

Pauline Bosmet, Saint-Priest, FR;

Sébastien Gougeon, Saint-Priest, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/73 (2006.01); A61K 8/29 (2006.01); A61K 8/36 (2006.01); A61K 8/02 (2006.01);
U.S. Cl.
CPC ...
A61K 8/736 (2013.01); A61K 8/29 (2013.01); A61K 8/36 (2013.01); A61K 8/02 (2013.01); A61K 2800/31 (2013.01); A61K 2800/412 (2013.01);
Abstract

For the cosmetic field, omniphobic cosmetic pigments under the form of a core shell structure: the core is or includes of a metal oxide on which is adsorbed poly(β-(1→4)-D-glucosamine) chains; the chains being acetylated, or partially or totally deacetylated. Also, the process for manufacturing the omniphobic cosmetic pigments, including:


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