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For the Inventor, By the Inventor

Amsterdam, Netherlands

Jeffrey John Kolstad

This inventor holds 14 USPTO granted patents and 7 published patent applications and 13 EPO patents. Top assignees: Furanix Technologies B.v., Synvina C.v., Roquette Freres. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jeffrey John Kolstad. Retrieved from https://idiyas.com/inventor/jeffrey-john-kolstad-4fntu3d2

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

USPTO Granted Patents = 14 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.6

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:

goldMedal11 out of 45 
 
Furanix Technologies B.v.
 patents
silverMedal3 out of 18 
 
Synvina C.v.
 patents
bronzeMedal1 out of 383 
 
Roquette Freres
 patents
where one patent can have more than one assignee

Years Active: 2016-2025

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14 patents (USPTO):Explore Patents
1. 12371411 - Water and thermal treatment of purified 2,5-furandicarboxylic acid (2025-07-29),
2. 12365660 - Organic acid and thermal treatment of purified 2,5-furandicarboxylic acid (2025-07-22),
3. 12281090 - Process for producing 2,5-furandicarboxylic acid from ethers of 5-hydroxymethylfurfural (2025-04-21),
4. 11780150 - Oriented film comprising poly(ethylene-2,5-furandicarboxylate) (2023-10-10),
5. 11305910 - Multilayer container comprising a polyethylene furanoate layer (2022-04-19),
6. 10974439 - Process for producing an oriented film comprising poly(ethylene-2,5-furandicarboxylate) (2021-04-13),
7. 10351973 - Process for the preparation of a fiber, a fiber and a yarn made from such a fiber (2019-07-16),
8. 10316140 - Polyesters comprising 2,5-furandicarboxylate and saturated diol units having a high glass transition temperature (2019-06-11),
9. 10072119 - Process for enhancing the molecular weight of a polyester (2018-09-11),
10. 10030097 - Polyester-containing object made from melt-processing poly(ethylene-2,5-furandicarboxylate) (2018-07-24),
11. 9908968 - Polyester and method for preparing such a polyester (2018-03-06),
12. 9890242 - Polyester and method for preparing such a polyester (2018-02-13),
13. 9840582 - Method for preparing a polyester under specific esterification conditions (2017-12-12),
14. 9527954 - Process for preparing a polymer product having a 2,5-furandicarboxylate moiety within the polymer backbone to be used in bottle, film or fibre applications (2016-12-27),

Title: Biography of Jeffrey John Kolstad

Introduction: Jeffrey John Kolstad is an innovative inventor based in Amsterdam, Netherlands. He has made significant contributions to the field of chemical engineering, particularly in the treatment of 2,5-furandicarboxylic acid (FDCA). With a total of 14 patents to his name, Kolstad has established himself as a leading figure in his area of expertise.

Latest Patents: Kolstad's latest patents include "Water and thermal treatment of purified 2,5-furandicarboxylic acid" and "Organic acid and thermal treatment of purified 2,5-furandicarboxylic acid." These patents detail processes for producing carboxylic acid compositions through thermal treatment, highlighting his focus on enhancing the efficiency of chemical processes.

Career Highlights: Throughout his career, Kolstad has worked with notable companies such as Furanix Technologies B.V. and Synvina C.V. His work has been instrumental in advancing the applications of FDCA in various industries, showcasing his commitment to innovation and sustainability.

Collaborations: Kolstad has collaborated with esteemed colleagues, including Gerardus Johannes Maria Gruter and Matheus Adrianus Dam. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion: Jeffrey John Kolstad's contributions to the field of chemical engineering

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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