Company Filing History:

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Loreal Sa

Years Active: 2007-2012

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8105394 - Azomethine direct dyes or reduced precursors of azomethine direct dyes obtained from 2-alkylresorcinols, and hair dyeing process using these dyes or precursors (2012-01-31),

2. 8083809 - Azomethine direct dyes or reduced precursors of these dyes obtained from 2-chloro-3-amino-6-methylphenol, and hair dyeing method starting from these dyes and precursors (2011-12-27),

3. 8066782 - Azomethine direct dyes or reduced precursors of azomethine direct dyes obtained from 2-alkylresorcinols, and hair dyeing process using these dyes or precursors (2011-11-29),

4. 8034124 - Azo derivatives containing a pyrazolinone unit for dyeing keratin fibres (2011-10-11),

5. 7776107 - Aminoindolizines, dyeing composition comprising at least one aminoindolizine, methods and uses thereof (2010-08-17),

6. 7582123 - Coloring composition comprising at least one azomethine compound with a pyrazolinone unit (2009-09-01),

7. 7435268 - N-alkylhydroxylated secondary para-phenylenediamine compounds, composition for dyeing keratin fibers comprising the same, and dyeing processes using the composition (2008-10-14),

8. 7429278 - N-alkyleheteroaryl secondary para-phenylenediamine and composition comprising such a para-phenylenediamine (2008-09-30),

9. 7396367 - Double secondary para-phenylenediamine compounds, dye compositions comprising same, and dyeing process using the compositions (2008-07-08),

10. 7384432 - Secondary para-phenylenediamines having a carboxyl group, dye compositions comprising the same, and dyeing processes using the compositions (2008-06-10),

11. 7347879 - Sulfur-containing secondary para-phenylenediamines dye compositions comprising such para-phenylenediamines, processes, and uses thereof (2008-03-25),

12. 7329288 - N-heteroaryl secondary para-phenylenediamine, a dye composition comprising such a para-phenylenediamine, a process for preparing this composition and use thereof (2008-02-12),

13. 7311737 - Secondary para-phenylenediamine compounds comprising N-alkylfluorine, dye compositions comprising them and processes of dyeing therewith (2007-12-25),

Title: Eric Metais: Innovator in Hair Dye Technology

Introduction

Eric Metais, an inventive spirit hailing from St Leu la Forêt, France, has made significant strides in the field of hair dye technology. With a robust portfolio of 13 patents, his work primarily focuses on the development of new dye compositions and dyeing methods for keratin fibers.

Latest Patents

Metais' recent patents illustrate his innovative approach to creating stable and effective hair dye solutions. One notable invention is related to azomethine direct dyes or reduced precursors derived from 2-alkylresorcinols. This invention not only describes the dyeing process but also highlights a dye composition that allows for a particularly stable and fast coloration of keratin fibers.

Another of his groundbreaking patents focuses on azomethine direct dyes obtained from 2-chloro-3-amino-6-methylphenol. This invention includes a dyeing composition that contains chlorinated azomethine direct dyes, allowing for consistent and high-quality coloring of keratinous fibers. Both inventions underscore Metais’ commitment to enhancing the dyeing process in the cosmetic industry.

Career Highlights

Throughout his career, Eric Metais has worked with notable companies in the cosmetic sector, including L'Oréal. His experience at these prestigious organizations has propelled his research and innovation forward, aligning industry practices with cutting-edge technology.

Collaborations

Metais has collaborated with esteemed colleagues like Stéphane Sabelle and Aziz Fadli. Together, they have contributed to the advancement of hair dye technology and the development of innovative solutions that benefit end-users in the beauty industry.

Conclusion

Eric Metais stands out as a prominent inventor in the realm of hair dye technology. His inventive contributions, particularly in creating stable and effective dye compositions, not only advance the field but also enhance the choices available to consumers. With ongoing research and the potential for future innovations, Metais continues to solidify his legacy as a key player in the cosmetics industry.

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