Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12258325 | Color stabilization of monomers and other reactants for forming bio-based polymers | Chi-Cheng Ma, Kenneth Stensrud | 2025-03-25 |
| 10968305 | Renewable source-derived polymer oil macroinitiators and thermoplastic block copolymers derived therefrom | Paul Bloom | 2021-04-06 |
| 10253132 | Renewable source-derived polymer oil macroinitiators and thermoplastic block copolymers derived therefrom | Paul Bloom | 2019-04-09 |
| 10023586 | Enhanced regio-selectivity in glycol acylation | Kenneth Stensrud, Erin Rockafellow | 2018-07-17 |
| 9969704 | Phosphonic acid catalyst in dehydrative cyclization of 5 and 6 carbon polyols with improved color and product accountability | Kenneth Stensrud | 2018-05-15 |
| 9856195 | Phosphonic acid catalyst in dehydrative cyclization of 5 and 6 carbon polyols with improved color and product accountability | Kenneth Stensrud, Alexandra Sanborn, Stephen Howard | 2018-01-02 |
| 9828387 | Control of color-body formation in isohexide esterification | Kenneth Stensrud, Erin Rockafellow | 2017-11-28 |
| 9776980 | Process for making HMF from sugars with reduced byproduct formation, and improved stability HMF compositions | Alexandra Sanborn, Stephen Howard, Erin Rockafellow | 2017-10-03 |
| 9708571 | Reduced color epoxidized esters from epoxidized natural fats and oils | Stephen Howard, George Poppe | 2017-07-18 |
| 9630974 | Process for acid dehydration of sugar alcohols | Kenneth Stensrud, Stephen Howard, Erin Rockafellow | 2017-04-25 |
| 9604951 | Process for making HMF from sugars with reduced byproduct formation, and improved stability HMF compositions | Alexandra Sanborn, Stephen Howard, Erin Rockafellow | 2017-03-28 |
| 9422257 | Process for making HMF from sugars with reduced byproduct formation, and improved stability HMF compositions | Alexandra Sanborn, Stephen Howard, Erin Rockafellow | 2016-08-23 |
| 9340552 | Method of making isoidide | Kevin L. Martin, Jerome Emile Lucien Le Notre, Daniël Stephan Van Es, Jacobus van Haveren, Jan Van Ee | 2016-05-17 |
| 9321784 | Hydrogenation of isohexide products for improved color | Erin Rockafellow, Brennan Smith, Kenneth Stensrud | 2016-04-26 |
| 9315515 | Method of making internal dehydration products of sugar alcohols | Erin Rockafellow, Brennan Smith, Kenneth Stensrud | 2016-04-19 |
| 9266900 | Additives for improved isohexide products | Erin Rockafellow, Brennan Smith, Kenneth Stensrud | 2016-02-23 |
| 9161440 | Articles comprising a polyimide solvent cast film having a low coefficient of thermal expansion and method of manufacture thereof | Kwok Pong Chan, Tara J. Mullen, Roy Ray Odle | 2015-10-13 |
| 9145423 | Process for producing isohexides | Alexandra Sanborn, Brennan Smith, Joshua Terrian, Erin Rockafellow, Kenneth Stensrud | 2015-09-29 |
| 9115146 | Process for producing isohexides | Alexandra Sanborn, Brennan Smith, Joshua Terrian, Erin Rockafellow, Kenneth Stensrud | 2015-08-25 |
| 9000196 | Making epoxidized esters from epoxidized natural fats and oils | Stephen Howard, George Poppe | 2015-04-07 |
| 8703849 | Processes for making high purity renewable source-based plasticizers and products made therefrom | Stephen Howard, George Poppe, Stephen D. Horton | 2014-04-22 |
| 8568867 | Polyimide solvent cast films having a low coefficient of thermal expansion and method of manufacture thereof | Kwok Pong Chan, Tara J. Mullen, Roy Ray Odle | 2013-10-29 |
| 8545975 | Articles comprising a polyimide solvent cast film having a low coefficient of thermal expansion and method of manufacture thereof | Kwok Pong Chan, Tara J. Mullen, Roy Ray Odle | 2013-10-01 |
| 8278383 | Methods of preparing polymer-organoclay composites and articles derived therefrom | Kwok Pong Chan, Sarah Elizabeth Genovese, David Bruce Hall, John Lester Maxam, Tara J. Mullen +3 more | 2012-10-02 |
| 8158243 | Methods of preparing polymer-organoclay composites and articles derived therefrom | Kwok Pong Chan, Sarah Elizabeth Genovese, David Bruce Hall, John Lester Maxam, Tara J. Mullen +3 more | 2012-04-17 |