Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8524343 | Polyester resins for high-efficiency injection molding | David Thompson, Carl Steven Nichols, Sharon Sue Griffith, Billy Mack Humelsine, Robert Joseph Schiavone | 2013-09-03 |
| 8338505 | Alumina-enhanced polyester resins and methods for making the same | Sharon Sue Griffith, Robert Joseph Schiavone | 2012-12-25 |
| 8304510 | Polyester resins for high-strength articles | David Thompson, Carl Steven Nichols, Sharon Sue Griffith, Billy Mack Humelsine, Robert Joseph Schiavone | 2012-11-06 |
| 7858731 | Polyester resins and polyester containers having reduced frictional properties | Walter Lee Edwards, Carl Steven Nichols, Robert Joseph Schiavone, Sharon Sue Griffith | 2010-12-28 |
| 7829656 | Solid phase polymerization catalyst system | Carl Steven Nichols, Daniel Allen Huenefeld | 2010-11-09 |
| 7763701 | Composite solid phase polymerization catalyst | Carl Steven Nichols, Daniel Allen Huenefeld | 2010-07-27 |
| 7759449 | Methods for introducing additives into polyethylene terephthalate | Carl Steven Nichols | 2010-07-20 |
| 7129317 | Slow-crystallizing polyester resins | David Thompson, Sharon Sue Griffith, Carl Steven Nichols, Billy Mack Humelsine, Robert Joseph Schiavone | 2006-10-31 |
| 7094863 | Polyester preforms useful for enhanced heat-set bottles | David Thompson, Sharon Sue Griffith, Carl Steven Nichols, Billy Mack Humelsine, Robert Joseph Schiavone | 2006-08-22 |
| 6803082 | Methods for the late introduction of additives into polyethylene terephthalate | Carl Steven Nichols | 2004-10-12 |
| 6710158 | Methods for making polyester bottle resins having reduced frictional properties | Walter Lee Edwards, Robert Joseph Schiavone, Carl Steven Nichols | 2004-03-23 |
| 6599596 | Methods of post-polymerization injection in continuous polyethylene terephthalate production | Carl Steven Nichols | 2003-07-29 |
| 6590069 | Methods of post-polymerization extruder injection in condensation polymer production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-07-08 |
| 6573359 | Methods of post-polymerization injection in condensation polymer production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-06-03 |
| 6569991 | Methods of post-polymerization extruder injection in polyethylene terephthalate production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-05-27 |
| 6500890 | Polyester bottle resins having reduced frictional properties and methods for making the same | Walter Lee Edwards, Robert Joseph Schiavone, Carl Steven Nichols | 2002-12-31 |
| 5898058 | Method of post-polymerization stabilization of high activity catalysts in continuous polyethylene terephthalate production | Carl Steven Nichols, Walter Lee Edwards | 1999-04-27 |
| 5876644 | Food quality polyester recycling | Carl Steven Nichols | 1999-03-02 |
| 5665784 | Recovery of polyester from spent film | Carl Steven Nichols, Joseph C. Tucker | 1997-09-09 |
| 5523329 | Recovery of polyester from spent film | Carl Steven Nichols, Joseph C. Tucker | 1996-06-04 |