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For the Inventor, By the Inventor

Paris, France

L'oréal S.a.

USPTO Granted Patents = 9

% Expired Patents = 11.1

Forward Citations = 185

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18 inventors (with patents filed for the assignee):

goldMedal Marie-Pascale Audousset (2 out of 70 patents)

silverMedal Nathalie Collin (2 out of 22 patents)

bronzeMedal Michel Philippe (1 out of 107 patents)

4.  Christian Blaise (1 out of 28 patents)

5.  Mohamed Kanji (1 out of 61 patents)

6.  Bertrand Piot (1 out of 20 patents)

7.  Mireille Maubru (1 out of 45 patents)

8.  Christine DuPuis (1 out of 60 patents)

9.  Gilles Barre (1 out of 2 patents)

10.  Patrick Gilard (1 out of 2 patents)

11.  Nicole Bonaventure (1 out of 3 patents)

12.  Michel Dubois (1 out of 2 patents)

13.  Maryline Yon (1 out of 1 patent)

14.  Danièle Cauwet-Martin (1 out of 7 patents)

15.  Balanda Atis (1 out of 1 patent)


9 patents:

1. 6835399 - Cosmetic composition comprising a polymer blend (2004-12-28),
2. 6780203 - Dyeing composition for keratin fibres (2004-08-24),
3. 6692538 - Use of novel indole compounds for dyeing and making up keratin materials, compositions comprising them and dyeing processes (2004-02-17),
4. 6656458 - Poly-aminoacid derivatives and their use in compositions for treating keratinous fibres (2003-12-02),
5. 6641821 - Cosmetic composition comprising a film-forming polymer, a poly-alpha-olefin and a liquid fatty phase (2003-11-04),
6. 6592854 - Cosmetic composition containing an anionic or nonionic polymer and a carboxylic silicon (2003-07-15),
7. 6555100 - Compositions for treating keratinous materials containing a combination of a zwitterion polymer and a water insoluble non-volatile silicon (2003-04-29),
8. 6503521 - Fiber-containing base composition for use with mascara (2003-01-07),
9. 6503283 - Dyeing composition for keratin fibers and dyeing method using same (2003-01-07),
Company Overview
L'Oréal S.A. is a French multinational corporation that specializes in the production and distribution of cosmetics and personal care products. The company offers a wide range of beauty products including makeup, skincare, haircare, and fragrance, serving consumers in over 150 countries. L'Oréal is known for its strong portfolio of brands such as L'Oréal Paris, Maybelline New York, Garnier, Lancôme, and Yves Saint Laurent, among others. With a focus on innovation and sustainability, L'Oréal is committed to enhancing beauty and promoting diversity and inclusivity in the beauty industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#386 in Paris

#1,852 in France

Paris, FR
Paris, France

L'oréal S.a.

Forward Citations = 185

18 inventors:

goldMedal Marie-Pascale Audousset (2 out of 70 patents)

silverMedal Nathalie Collin (2 out of 22 patents)

bronzeMedal Michel Philippe (1 out of 107 patents)

4.  Christian Blaise (1 out of 28 patents)

5.  Mohamed Kanji (1 out of 61 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: L'oréal S.a.. Retrieved from https://idiyas.com/company/l-or-and-eacute-al-s-a

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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