Location History:
- Paris, FR (1976)
- Mesnil Le Roi, FR (1981)
Company Filing History:
2 out of 2,424 
1 out of 6 Years Active: 1976-1981
Title: The Innovations of Jean-Pierre Desmarquest
Introduction
Jean-Pierre Desmarquest is a notable inventor based in Paris, France. He has made significant contributions to the fields of petroleum chemistry and biotechnology. With a total of two patents to his name, his work has had a lasting impact on various industries.
Latest Patents
Desmarquest's latest patents include a process for manufacturing petroleum sulfonates and a method for preparing stable diploids of Candida lipolytica. The first patent details a method where petroleum sulfonates are produced by reacting a hydrocarbon stock with a sulfonating agent, followed by neutralization. This process involves pretreating the hydrocarbon stock with hydrogen in the presence of a NiW or NiMo catalyst, effectively reducing sulfur content while maintaining a significant level of aromatic hydrocarbons. The second patent outlines a process for cultivating a diploid strain of Candida lipolytica, which includes several stages of cultivation and treatment with a mutagenic agent to stabilize the diploid colonies. This invention also encompasses a method for producing alpha-ketoglutaric acid using the diploid strain.
Career Highlights
Throughout his career, Desmarquest has worked with prestigious organizations such as the Institut Français du Pétrole and the Institut Français du Pétrole, des Carburants et Lubrifiants. His experience in these institutions has allowed him to develop innovative processes that contribute to advancements in petroleum and biotechnological applications.
Collaborations
Desmarquest has collaborated with notable colleagues, including Paul Maldonado and Claude Gaillardin. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Jean-Pierre Desmarquest's contributions to the fields of petroleum chemistry and biotechnology are noteworthy. His innovative patents and collaborations highlight his commitment to advancing these industries. His work continues to influence future developments in these areas.
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.