Stilwell; Donald T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stilwell; Donald T..The latest application filed is for "stuffer box crimper and a method for crimping".
- Stilwell; Donald T. - Princeton WV
| Patent | Date |
|---|---|
| Process for making cellulose acetate tow Grant 7,585,442 - Caenen , et al. September 8, 2 | 2009-09-08 |
| Process of making cellulose acetate tow Grant 7,534,379 - Ellison , et al. May 19, 2 | 2009-05-19 |
| Stuffer Box Crimper And A Method For Crimping App 20070006433 - Sanderson; William S. ; et al. | 2007-01-11 |
| Stuffer box crimper and a method for crimping Grant 7,152,288 - Sanderson , et al. December 26, 2 | 2006-12-26 |
| Cellulose acetate tow and method of making same App 20050285298 - Ellison, Gary B. ; et al. | 2005-12-29 |
| Cellulose acetate tow and method of making same App 20050283959 - Caenen, Philip I. L. ; et al. | 2005-12-29 |
| Cellulose acetate tow and method of making same Grant 6,924,029 - Caenen , et al. August 2, 2 | 2005-08-02 |
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