Bogan; Richard T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bogan; Richard T..The latest application filed is for "direct process for the production of cellulose esters".
- Bogan; Richard T. - Kingsport TN
| Patent | Date |
|---|---|
| Direct process for the production of cellulose esters Grant 5,929,229 - Edgar , et al. July 27, 1 | 1999-07-27 |
| Process for the manufacture of cellulose acetate Grant 5,608,050 - Kuo , et al. March 4, 1 | 1997-03-04 |
| Carboxylated cellulose ester and manufacture thereof Grant 4,590,265 - Bogan , et al. May 20, 1 | 1986-05-20 |
| High temperature bleaching method for cellulose esters Grant 4,342,865 - Brewer , et al. August 3, 1 | 1982-08-03 |
| Direct precipitation method for producing extrusion-grade cellulose acetate powder and resulting product Grant 4,228,276 - Kuo , et al. October 14, 1 | 1980-10-14 |
| Blend Containing At Least A Cellulose Ester And A Block Copolymer Elastomer Grant 3,668,157 - Combs , et al. June 6, 1 | 1972-06-06 |
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