List of hair, nail, and skin care services patents

Patents where

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Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 6866046 Applicator system and method	Patent 6866046 was granted and assigned to L'Oréal on March, 2005 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	6866046	March 15, 2005
‌ US Patent 7250159 Compositions comprising at least one ester of at least one hydroxylated aliphatic compound	Patent 7250159 was granted and assigned to L'Oréal on July, 2007 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7250159	July 31, 2007
‌ US Patent 10149969 Skin treatment appliance with changeable workpiece	Patent 10149969 was granted and assigned to L'Oréal on December, 2018 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	10149969	December 11, 2018
‌ US Patent 7317818 Method of enabling an analysis of an external body portion	Patent 7317818 was granted and assigned to L'Oréal on January, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7317818	January 8, 2008
‌ US Patent 7497219 Device and method for applying a substance to keratinous fibers	Patent 7497219 was granted and assigned to L'Oréal on March, 2009 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7497219	March 3, 2009
‌ US Patent 9918925 Composition comprising polymer particles, alkylcellulose particles and water	Patent 9918925 was granted and assigned to L'Oréal on March, 2018 by the United States Patent and Trademark Office.	L'Oréal	L'Oréal	United States Patent and Trademark Office	9918925	March 20, 2018
‌ US Patent 11351101 Nail polish removing composition	Patent 11351101 was granted and assigned to L'Oréal on June, 2022 by the United States Patent and Trademark Office.	L'Oréal	L'Oréal	United States Patent and Trademark Office	11351101	June 7, 2022
‌ US Patent 7815901 Hair treatment method	Patent 7815901 was granted and assigned to L'Oréal on October, 2010 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7815901	October 19, 2010
‌ US Patent 7497218 Device and method for curling eyelashes	Patent 7497218 was granted and assigned to L'Oréal on March, 2009 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7497218	March 3, 2009
‌ US Patent 7261483 Device, system, and method for applying a product	Patent 7261483 was granted and assigned to L'Oréal on August, 2007 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7261483	August 28, 2007
‌ US Patent 7337785 Device and method for applying product to keratinous fibers	Patent 7337785 was granted and assigned to L'Oréal on March, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7337785	March 4, 2008
‌ US Patent 7144582 Compositions structured with at least one polymer and methods of using the same	Patent 7144582 was granted and assigned to L'Oréal on December, 2006 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7144582	December 5, 2006
‌ US Patent 7815900 Use of C3-C5 monosaccharides to protect keratinous fibers	Patent 7815900 was granted and assigned to L'Oréal on October, 2010 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7815900	October 19, 2010
‌ US Patent 7465113 Applicator including a sheath	Patent 7465113 was granted and assigned to L'Oréal on December, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7465113	December 16, 2008
‌ US Patent 7608569 Process for inhibiting hair from becoming frizzy using a polyethyleneimine/anionic silicone mixture	Patent 7608569 was granted and assigned to L'Oréal on October, 2009 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7608569	October 27, 2009
‌ US Patent 7402180 Composition for the oxidation dyeing of keratin fibres, comprising at least one fatty alcohol chosen from mono- and polyglycerolated fatty alcohols and a particular polyol	Patent 7402180 was granted and assigned to L'Oréal on July, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7402180	July 22, 2008
‌ US Patent 8205624 Applicator for applying a composition to the eyelashes or the eyebrows	Patent 8205624 was granted and assigned to L'Oréal on June, 2012 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	8205624	June 26, 2012
‌ US Patent 6942412 Product application device including a dip tube	Patent 6942412 was granted and assigned to L'Oréal on September, 2005 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	6942412	September 13, 2005
‌ US Patent 7172633 Lightening dye composition comprising at least one cationic direct dye containing mixed chromophores	Patent 7172633 was granted and assigned to L'Oréal on February, 2007 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7172633	February 6, 2007
‌ US Patent 7905926 Methods and kits for permanently coloring hair	Patent 7905926 was granted and assigned to L'Oréal on March, 2011 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7905926	March 15, 2011
‌ US Patent 11364191 Topcoat for basecoat compositions	Patent 11364191 was granted and assigned to L'Oréal on June, 2022 by the United States Patent and Trademark Office.	L'Oréal	L'Oréal	United States Patent and Trademark Office	11364191	June 21, 2022
‌ US Patent 7429278 N-alkyleheteroaryl secondary para-phenylenediamine and composition comprising such a para-phenylenediamine	Patent 7429278 was granted and assigned to L'Oréal on September, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7429278	September 30, 2008
‌ US Patent 7459150 Heat activated durable conditioning compositions comprising an aminated C5 to C7 saccharide unit and methods for using same	Patent 7459150 was granted and assigned to L'Oréal on December, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7459150	December 2, 2008
‌ US Patent 7326256 Composition for the oxidation dyeing of keratin fibers, comprising at least one non-oxyalkenylated fatty alcohol, at least one oxidation dye, at least one associative polymer, and at least one amide of an alkanolamine and a C	Patent 7326256 was granted and assigned to L'Oréal on February, 2008 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7326256	February 5, 2008
‌ US Patent 7578855 Composition for dyeing keratin fibers comprising at least one cationic 3-amino-pyrazolopyridine derivative, and methods of use thereof	Patent 7578855 was granted and assigned to L'Oréal on August, 2009 by the United States Patent and Trademark Office.		L'Oréal	United States Patent and Trademark Office	7578855	August 25, 2009

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