Issued Patents All Time
Showing 51–75 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10882032 | Furan-2,5-dicarboxylic acid purge process | Kevin John Fontenot, Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Charles Edwan Sumner, Jr. +4 more | 2021-01-05 |
| 10723712 | Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant | Kevin John Fontenot, Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh | 2020-07-28 |
| 10695755 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2020-06-30 |
| 10611743 | Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zone | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Charles Edwan Sumner, Jr., Shane Kipley Kirk | 2020-04-07 |
| 10526301 | Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant | Kevin John Fontenot, Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh | 2020-01-07 |
| 10421736 | Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant | Kevin John Fontenot, Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh | 2019-09-24 |
| 10406454 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2019-09-10 |
| 10350584 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2019-07-16 |
| 10010812 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2018-07-03 |
| 10011579 | Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation | Mesfin Ejerssa Janka, Paula Moody, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Bradford Russell Bowers +1 more | 2018-07-03 |
| 9963413 | Terephthalic acid purge filtration rate by controlling % water in filter feed slurry | Larry Wayne Blair | 2018-05-08 |
| 9944615 | Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zone | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Charles Edwan Sumner, Jr., Shane Kipley Kirk | 2018-04-17 |
| 9943834 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2018-04-17 |
| 9676740 | Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation | Mesfin Ejerssa Janka, Paula Moody, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Bradford Russell Bowers +1 more | 2017-06-13 |
| 9605126 | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion | Shane Kipley Kirk | 2017-03-28 |
| 9604202 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2017-03-28 |
| 9598802 | Ultrafiltration process for producing a sulfopolyester concentrate | Shane Kipley Kirk | 2017-03-21 |
| 9573120 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2017-02-21 |
| 9504994 | Furan-2,5-dicarboxylic acid purge process | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2016-11-29 |
| 9458122 | Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenation | Ashfaq Shahanawaz Shaikh, Mesfin Ejerssa Janka, Lee Reynolds Partin | 2016-10-04 |
| 9428480 | Oxidation process to produce a crude and/or purified carboxylic acid product | Mesfin Ejerssa Janka, David Milton Lange, Michael Charles Morrow, Bradford Russell Bowers, Ashfaq Shahanawaz Shaikh +5 more | 2016-08-30 |
| 9388111 | Methods and apparatus for isolating dicarboxylic acid | Jennifer Caroline Moffitt, Kevin John Fontenot | 2016-07-12 |
| 9328051 | Methods and apparatus for isolating dicarboxylic acid | Jennifer Caroline Moffitt | 2016-05-03 |
| 9266850 | Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation | Mesfin Ejerssa Janka, Paula Moody, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin, Bradford Russell Bowers +1 more | 2016-02-23 |
| 9249118 | Purifying crude furan 2,5-dicarboxylic acid by hydrogenation | Mesfin Ejerssa Janka, Charles Edwan Sumner, Jr., Shane Kipley Kirk, Ashfaq Shahanawaz Shaikh | 2016-02-02 |