Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8671524 | Production of and drying of copolymer fibers | Steven R. Allen | 2014-03-18 |
| 8608998 | Infrared solvent stripping process | Christel Berta Laxton, B. Lynne Wiseman, Simon Frisk | 2013-12-17 |
| 8419989 | Process and apparatus for the production of yarn | — | 2013-04-16 |
| 8263221 | High inherent viscosity polymers and fibers therefrom | Doetze Jakob Sikkema, David J. Rodini, Qinghong Fu Adkins, Steven R. Allen | 2012-09-11 |
| 8202965 | Fusion free hydrolysis of polyphosphoric acid in spun multifilament yarns | — | 2012-06-19 |
| 8156957 | System for accurately weighing solids and control mechanism for same | — | 2012-04-17 |
| 7977453 | Processes for hydrolyzing polyphosphoric acid in shaped articles | — | 2011-07-12 |
| 7968029 | Processes for hydrolysis of polyphoshoric acid in polyareneazole filaments | — | 2011-06-28 |
| 7968030 | Hot surface hydrolysis of polyphosphoric acid in spun yarns | Steven R. Allen, Steven Moore | 2011-06-28 |
| 7906615 | Process for hydrolyzing polyphosphoric acid in a spun yarn | Steven R. Allen, Steven Moore, David J. Rodini, Doetze Jakob Sikkema | 2011-03-15 |
| 7776246 | Process for the production of polyarenazole yarn | Steven R. Allen, Steven Moore, David J. Rodini, Doetze Jakob Sikkema | 2010-08-17 |
| 7683271 | System for accurately weighing solids and control mechanism for same | — | 2010-03-23 |
| 7683157 | Process for the production of polyarenazole polymer | Steven R. Allen, Stephen Moore, David J. Rodini, Catherine Fu Adkins, Doetze Jakob Sikkema | 2010-03-23 |
| 7645948 | Solids handling apparatus and method | — | 2010-01-12 |