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For the Inventor, By the Inventor

Montmorency, France

Christos Papantoniou

This inventor holds 59 USPTO granted patents, primarily in Cosmetic Compositions (CPC class 424 ). Top assignees: L'oreal, Societe Anonyme Dite: L'oreal, Centre Internationale De Recherches Dermatologiques (c.i.r.d.). Active years: 1976-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christos Papantoniou. Retrieved from https://idiyas.com/inventor/christos-papantoniou

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

USPTO Granted Patents = 59

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 21

Forward Citations = 1,420(Granted Patents)

Forward Citations (Not Self Cited) = 1,383(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Epinay-sur-Seine, FR (1976 - 1983)
  • Montmorency, FR (1980 - 1995)

Company Filing History:

goldMedal36 out of 5,237 
 
L'oreal
 patents
silverMedal22 out of 137 
 
Societe Anonyme Dite: L'oreal
 patents
bronzeMedal1 out of 2 
 
Centre Internationale De Recherches Dermatologiques (c.i.r.d.)
 patents

Years Active: 1976-1995

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Areas of Expertise:
Cosmetic Compositions
Hair Treatments
Nail Varnishes
Polymer-Based Formulations
Crosslinked Poly .beta.-Alanine
Copolymers
Aerosol Hair Spray
Anti-Solar Polymers
Thickening Agents
Makeup Compositions
Microspheres
Color Pigments
59 patents (USPTO):Explore Patents
1. 5451254 - Fine dispersion of melanin pigments, its preparation and its use in (1995-09-19),
2. 5389362 - Cosmetic compositions for the treatment of the hair and skin contain (1995-02-14),
3. 5318995 - Cosmetic composition containing as a thickening agent a polymer having a (1994-06-07),
4. 5292512 - Cosmetic or pharmaceutical composition containing microspheres of (1994-03-08),
5. 5204092 - Cosmetic compositions for the treatment of the hair and skin contain (1993-04-20),
6. 5116601 - Aerosol hair spray containing a tetrapolymer of acrylic acid, (1992-05-26),
7. 5077058 - One step process for preparing cross-linked poly-.beta.-alanine (1991-12-31),
8. 5057312 - Anhydrous nail varnishes (1991-10-15),
9. 5034217 - Cosmetic makeup compositions containing crosslinked poly .beta.-alanine (1991-07-23),
10. 4927883 - Process for the preparation of crosslinked poly .beta.-alanine in the (1990-05-22),
11. 4859460 - Method for reinforcement or permanent deformation of hair (1989-08-22),
12. 4844889 - Cosmetic composition containing an amide-amine type condensate, and a (1989-07-04),
13. 4734286 - Crosslinked poly .beta.-alanine and compositions containing the same (1988-03-29),
14. 4676263 - Process and composition for setting the hair (1987-06-30),
15. 4673571 - Cosmetic compositions for hair and skin which contain a methacrylic or (1987-06-16),

Title: The Innovative Journey of Christos Papantoniou in Cosmetic Science

Introduction: Christos Papantoniou, based in Montmorency, France, stands as a prominent inventor in the field of cosmetic science, with an impressive portfolio of 59 patents. His contributions reflect a deep commitment to innovation, particularly in the formulation of cosmetic compositions aimed at enhancing hair and skin care.

Latest Patents: Among his latest innovations is a patent focused on the fine dispersion of melanin pigments, crucial for cosmetic applications. This groundbreaking work details the preparation and application of a cosmetic composition that includes a polymer with varying repeating units, specifically developed for solutions that improve the treatment of hair and skin. The formulations incorporate sophisticated molecular structures, optimizing the effectiveness of cosmetic products.

Career Highlights: Christos has made significant strides in the cosmetic industry, particularly through his tenure with renowned companies like L'Oréal. His work has consistently pushed the boundaries of cosmetic formulation, resulting in numerous innovative products that have enhanced the beauty industry.

Collaborations: Throughout his career, Christos has collaborated with talented professionals in the field, including Claude Mahieu and Bernard Jacquet. These partnerships have fostered a creative environment that thrives on discussing and developing advanced cosmetic technologies.

Conclusion: Christos Papantoniou’s legacy in the world of cosmetic science is marked by his innovative patents and collaborations with key industry figures. His ongoing commitment to research and development continues to redefine beauty solutions, making a lasting impact on the cosmetic industry.

Profile summary based on public USPTO records.
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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