Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371411 | Water and thermal treatment of purified 2,5-furandicarboxylic acid | Jeffrey John Kolstad, Johannes Maria Franciscus Sijben, Ana Rita Martins Guerreiro Rocha Almeida, Ines Dacil Gonzalez Jimenez | 2025-07-29 |
| 12365660 | Organic acid and thermal treatment of purified 2,5-furandicarboxylic acid | Jeffrey John Kolstad, Johannes Maria Franciscus Sijben, Ana Rita Martins Guerreiro Rocha Almeida, Ines Dacil Gonzalez Jimenez | 2025-07-22 |
| 12281090 | Process for producing 2,5-furandicarboxylic acid from ethers of 5-hydroxymethylfurfural | Hendrikus Jacob Baars, Jan Hendrik Blank, Jeffrey John Kolstad | 2025-04-22 |
| 10464913 | Process for the preparation of a purified acid composition | Ana Rita Martins Guerreiro Rocha Almeida, Martinus Mathilda Pieter Zieverink, Ines Dacil Gonzalez Jimenez | 2019-11-05 |
| 10351544 | Process for the preparation of a purified acid composition | Ana Rita Martins Guerreiro Rocha Almeida, Martinus Mathilda Pieter Zieverink | 2019-07-16 |
| 10351543 | Process for the preparation of a furfural derivative | Johannes Maria Franciscus Sijben, Etienne Mazoyer, Gerardus Johannes Maria Gruter | 2019-07-16 |
| 10266508 | Process for the preparation of a furfural derivative comprising neutralizing an acid reaction mixture | Johannes Maria Franciscus Sijben, Etienne Mazoyer, Gerardus Johannes Maria Gruter | 2019-04-23 |
| 10087162 | Preparation of dialkyl esters of 2,5-furandicarboxylic acid | Benjamin McKay, Victor Peter Charles Vreeken, Gerardus Johannes Maria Gruter, Johannes Maria Franciscus Sijben | 2018-10-02 |
| 10053442 | Preparation of dialkyl esters of 2,5-furandicarboxylic acid | Benjamin McKay, Victor Peter Charles Vreeken, Johannes Maria Franciscus Sijben | 2018-08-21 |
| 9902750 | Process for producing a fructoside-containing product | Benjamin McKay, Sarwat Iqbal, Gerardus Johannes Maria Gruter, Robert-Jan van Putten | 2018-02-27 |
| 9896425 | Process for purifying an acid composition comprising 2-formyl-furan-5-carboxylic acid and 2,5-furandicarboxylic acid | Jagdeep Singh, Benjamin McKay, Bing Wang, Matheus Adrianus Dam, Gerardus Johannes Maria Gruter | 2018-02-20 |
| 9643945 | Process for the preparation of 2,5-furan-dicarboxylic acid | Etienne Mazoyer, Benjamin McKay, Hendrikus Jacob Baars, Victor Peter Charles Vreeken, Gerardus Johannes Maria Gruter +1 more | 2017-05-09 |
| 9434708 | Process for carrying out a reaction involving a liquid reaction mixture | Jan Cornelis van der Waal, Etienne Mazoyer | 2016-09-06 |
| 9090581 | Process for the conversion of a carbohydrate-containing feedstock | Gerardus Johannes Maria Gruter, Robert-Jan van Putten | 2015-07-28 |
| 8314260 | Hydroxymethylfurfural ethers and esters prepared in ionic liquids | Gerardus Johannes Maria Gruter, Leo Ernest Manzer, Frits Dautzenberg, Jindra Purmova | 2012-11-20 |