Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5492821 | Stabilized polyacrylic saccharide protein conjugates | Matthew R. Callstrom, Mark D. Bednarski | 1996-02-20 |
| 5484881 | Melt-stable amorphous lactide polymer film and process for manufacturing thereof | Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn | 1996-01-16 |
| 5475080 | Paper having a melt-stable lactide polymer coating and process for manufacture thereof | Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn | 1995-12-12 |
| 5446123 | Hydroxyl-terminated lactide polymer composition | Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan | 1995-08-29 |
| 5359026 | Poly(lactide) copolymer and process for manufacture thereof | — | 1994-10-25 |
| 5357035 | Continuous process for manufacture of lactide polymers with purification by distillation | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt | 1994-10-18 |
| 5338822 | Melt-stable lactide polymer composition and process for manufacture thereof | Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan | 1994-08-16 |
| 5274073 | Continuous process for manufacture of a purified lactide | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt | 1993-12-28 |
| 5258488 | Continuous process for manufacture of lactide polymers with controlled optical purity | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt | 1993-11-02 |
| 5247059 | Continuous process for the manufacture of a purified lactide from esters of lactic acid | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt | 1993-09-21 |
| 5247058 | Continuous process for manufacture of lactide polymers with controlled optical purity | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwan, Richard Douglas Benson, Ronald L. Borchardt | 1993-09-21 |
| 5142023 | Continuous process for manufacture of lactide polymers with controlled optical purity | Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt | 1992-08-25 |