Company Filing History:

4 out of 256

Produits Chimiques Ugine Kuhlmann

patents

P C U K Produits Chimiques Ugine Kuhlmann

Years Active: 1977-1994

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5315045 - Manufacture of fluoroethylenes and chlorofluoroethylenes (1994-05-24),

2. 5124495 - Selective hydrogenolysis of perhalogenated ethane derivatives (1992-06-23),

3. 5053564 - Selective hydrogenolysis of perhalogenated ethane derivatives (1991-10-01),

4. 4717703 - Process for making ethylene oxide catalyst (1988-01-05),

5. 4620050 - Process for the manufacture of ethylene from ethyl esters (1986-10-28),

6. 4478757 - Process for the manufacture of aromatic isocyanates (1984-10-23),

7. 4454322 - Process for the preparation of 2-benzoxazolone and derivatives from (1984-06-12),

8. 4426515 - Process for the manufacture of polyurethanes by carbonylation of (1984-01-17),

9. 4417056 - Process for preparing 2-(4-aminophenyl)-5-amino-benzimidazole and (1983-11-22),

10. 4323515 - Process for the preparation of organic isocyanates from nitro derivatives (1982-04-06),

11. 4242235 - Supports for silver catalysts utilized in the production of ethylene (1980-12-30),

12. 4044011 - Process for the preparation of 8-hydroxyquinoline (1977-08-23),

Title: Inventor Jean-Marie Cognion: A Pioneer in Fluoroethylene Technology

Introduction

Jean-Marie Cognion is a notable inventor based in Saint Genis Laval, France, with an impressive portfolio comprising 12 patents. His innovative contributions primarily focus on the field of fluoroethylenes and chlorofluoroethylenes, showcasing his dedication to advancing chemical processes and catalysis.

Latest Patents

Cognion's latest patents highlight his expertise in hydrogenolysis techniques. One of his notable inventions pertains to the manufacture of fluoroethylenes and chlorofluoroethylenes. This invention involves the hydrogenolysis of a chlorofluoroethane or chlorofluoroethylene utilizing a mixed catalyst based on copper or silver, accompanied by at least one platinum group metal such as ruthenium, rhodium, palladium, osmium, iridium, or platinum, all deposited on a support.

Another significant patent involves the selective hydrogenolysis of perhalogenated ethane derivatives. This patent focuses on the production of chlorofluoroethanes through catalytic hydrogenation, improving selectivity using an iridium-based catalyst deposited on a support.

Career Highlights

Throughout his career, Jean-Marie Cognion has made substantial contributions while working with reputable companies in the chemical industry, including Produits Chimiques Ugine Kuhlmann and Atochem. His work at these organizations has significantly influenced the development of advanced chemical processes and products.

Collaborations

Cognion's innovative journey has also been marked by fruitful collaborations with other skilled professionals in the field. Notably, he has worked alongside Jacques Kervennal and Pierre Durual, further enriching his research and development endeavors.

Conclusion

Jean-Marie Cognion stands out as a leading inventor in the realm of fluoroethylene technology with a remarkable portfolio of patents. His expertise in selective hydrogenolysis and collaboration with esteemed colleagues underscores his impact on the chemical industry. His inventions are set to contribute significantly to advancements in chemical processes and applications.

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1 patent pending (CIPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.