Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702783 | Food casing of nonderivatized cellulose | Myron D. Nicholson, Paul Edmund DuCharme, Jr. | 1997-12-30 |
| 5658524 | Cellulose article manufacturing method | Norman A. Portnoy, Paul Edmund DuCharme, Jr. | 1997-08-19 |
| 5658525 | Cellulose food casing manufacturing method | Norman A. Portnoy, Paul Edmund DuCharme, Jr. | 1997-08-19 |
| 5597587 | Apparatus for the manufacture of cellulose food casing | Myron D. Nicholson, Paul Edmund DuCharme, Jr., Merlan E. McAllister, Joseph R. Walta | 1997-01-28 |