Longueau, France

Michel Jean Marcq

This inventor holds 1 USPTO granted patent. Top assignees: Ciba Specialty Chemicals Holding, Inc., Societe Nouvelle De Chimie Industrielle S.a.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michel Jean Marcq. Retrieved from https://idiyas.com/inventor/michel-jean-marcq

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Michel Jean Marcq: Innovator in Pigment Manufacturing

Introduction

Michel Jean Marcq is a notable inventor based in Saint Martin Longueau, France. He has made significant contributions to the field of pigment manufacturing, particularly in the development of fluorescent pigments. His innovative approach has led to the creation of a patented process that enhances the efficiency and quality of pigment production.

Latest Patents

Michel Jean Marcq holds a patent for a "Process for the manufacture of pigments, especially fluorescent pigments." This process involves a continuous introduction of colored compositions into a polycondensation resin using an extruder. The reactants are combined at temperatures ranging from 100°C to 280°C. The mixture is then transported through the extruder, continuously withdrawn, and deposited onto a conveyor belt. This method allows for the production of thermoset flakes that are cooled and detached efficiently. The process is particularly advantageous for preparing fluorescent pigments and includes compositions with diketo-pyrrolo-pyrrole colorants and specific polyester or polyamide resins.

Career Highlights

Throughout his career, Michel Jean Marcq has worked with prominent companies in the chemical industry. Notable among these are Société Nouvelle de Chimie Industrielle S.A. and Ciba Specialty Chemicals Holding, Inc. His experience in these organizations has contributed to his expertise in pigment manufacturing and innovation.

Collaborations

One of his notable collaborators is Martin Tanner. Their partnership has likely fostered advancements in the field of pigment technology.

Conclusion

Michel Jean Marcq's contributions to the manufacturing of pigments, especially fluorescent ones, showcase his innovative spirit and dedication to advancing chemical processes. His patented methods and collaborations reflect a commitment to excellence in the field of pigment production.

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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