Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7750109 | Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer | Peter D. Phelps, Jimmy Lynn Webb, Paul M. Andrusyszyn, Gary R. Faler | 2010-07-06 |
| 7732557 | Methods for removing catalyst residue from a depolymerization process stream | Peter D. Phelps, Jimmy Lynn Webb, Paul M. Andrusyszyn | 2010-06-08 |