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Courbevoie, France

Rhone-Poulenc Specialites Chimiques

USPTO Granted Patents = 202

Trademarks = 1

Forward Citations = 2,031

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157 inventors (with patents filed for the assignee):

Michel Desbois (15 out of 21 patents)

Serge Ratton (10 out of 24 patents)

Gerard Soula (9 out of 61 patents)

4. Thierry Dupin (8 out of 16 patents)

5. Jean-Yves Dumousseau (8 out of 12 patents)

6. Jean-Jacques Lebrun (7 out of 17 patents)

7. Serge Jacubert (7 out of 7 patents)

8. Hugues Porte (7 out of 15 patents)

9. Michel Letoffe (6 out of 16 patents)

10. Claude Magnier (6 out of 17 patents)

11. Roland Jacques (6 out of 9 patents)

12. Jean-Luc Lepage (6 out of 6 patents)

13. Jacques Cavezzan (5 out of 23 patents)

14. Christian Prud'Homme (5 out of 21 patents)

15. Jean-Yves Chane-Ching (5 out of 32 patents)

Core Competencies:

Heteropolysaccharide Biopolymers

Cerium Compounds

Rare Earth Metals

Hydroquinone Monocarboxylates

Silica Colloids

Alpha-Hydroxy Acids

Thermosetting Compositions

Polysilazane Treatment

Organotin Curing Catalyst

Gel-Forming Microemulsions

Polydicarboxylic Acid Compositions

Zirconia Stabilization

202 patents: Sort by Forward Citations

1. 5756317 - Production of heteroplysaccharide biopolymers with xanthomonas in (1998-05-26),

2. 5376305 - Preparing storage stable aqueous colloidal dispersions of cerium (IV) (1994-12-27),

3. 5344588 - Cerium (IV) compound (1994-09-06),

4. 5308548 - Preparing a dispersible, sol-forming cerium (IV) composition (1994-05-03),

5. 5190625 - Electrolytic production of rare earth metals/alloys thereof (1993-03-02),

6. 5183928 - Preparation of hydroquinone monocarboxylates (1993-02-02),

7. 5066420 - Production of silica colloids (1991-11-19),

8. 5017352 - Novel cerium oxide particulates (1991-05-21),

9. 4981619 - Process for preparing alpha-hydroxy acids (1991-01-01),

10. 4977213 - Moulding compositions comprised of semirigid, fatty acid copolyamides, (1990-12-11),

11. 4976939 - Processing of rare earth ores (1990-12-11),

12. 4963594 - Heat/color stabilized polymers of vinyl chloride (1990-10-16),

13. 4940685 - Ceric oxide particulates having a stable specific surface and a process (1990-07-10),

14. 4938983 - Stable suspensions of solid particulates in aqueous media (1990-07-03),

15. 4929460 - Elastomeric silicone binding threads for cookable foodstuff items (1990-05-29),

Rhone-Poulenc Specialites Chimiques is a leading chemical company that specializes in providing innovative solutions and specialty chemicals for various industries. With a commitment to research and development, we aim to cater to our customers' unique needs and challenges. Visit our website to learn more about our wide range of products and services.

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USPTO Data Jan 1 1976 - Dec 30 2025

202 Patents

#13 in Courbevoie

#132 in France

#4,072 in the World

Courbevoie, France

Rhone-Poulenc Specialites Chimiques

Forward Citations = 2,031

157 inventors:

Michel Desbois (15 out of 21 patents)

Serge Ratton (10 out of 24 patents)

Gerard Soula (9 out of 61 patents)

4. Thierry Dupin (8 out of 16 patents)

5. Jean-Yves Dumousseau (8 out of 12 patents)

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