Issued Patents All Time
Showing 25 most recent of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283437 | Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom | Gary R. Faler | 2012-10-09 |
| 7767781 | Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom | Gary R. Faler | 2010-08-03 |
| 7750109 | Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer | Jimmy Lynn Webb, David Patrick Phelon, Paul M. Andrusyszyn, Gary R. Faler | 2010-07-06 |
| 7732557 | Methods for removing catalyst residue from a depolymerization process stream | Jimmy Lynn Webb, David Patrick Phelon, Paul M. Andrusyszyn | 2010-06-08 |
| 7666517 | Isolation, formulation, and shaping of macrocyclic oligoesters | Timothy A. Thompson, Steven J. Winckler | 2010-02-23 |
| 7615511 | Organo-titanate catalysts for preparing pure macrocyclic oligoesters | Timothy A. Thompson, Yi-Feng Wang, Donald G. Le Grand | 2009-11-10 |
| 7304123 | Processes for shaping macrocyclic oligoesters | Timothy A. Thompson, Steven J. Winckler | 2007-12-04 |
| 7256241 | Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters | Tohru Takekoshi, Yi-Feng Wang, Steven J. Winckler | 2007-08-14 |
| 7186666 | Catalytic systems | Yi-Feng Wang | 2007-03-06 |
| 7126022 | Method and apparatus for preparing monofunctional aromatic chloroformates suitable for use as chainstopping agents | James Manio Silva, David Michel Dardaris | 2006-10-24 |
| 7071291 | Isolation, formulation and shaping of macrocyclic oligoesters | Timothy A. Thompson, Steven J. Winckler | 2006-07-04 |
| 6962968 | Purification of macrocyclic oligoesters | Timothy A. Thompson | 2005-11-08 |
| 6906147 | Catalytic systems | Yi-Feng Wang | 2005-06-14 |
| 6790934 | Method for purification of aromatic polyethers | Norman Johnson, Raul Eduardo Ayala, Thomas Joseph Fyvie, Amy Rene Freshour, David Woodruff +7 more | 2004-09-14 |
| 6787632 | Organo-titanate catalysts for preparing pure macrocyclic oligoesters | Timothy A. Thompson, Yi-Feng Wang, Donald G. Le Grand | 2004-09-07 |
| 6713601 | Species modification in macrocyclic polyester oligomers, and compositions prepared thereby | — | 2004-03-30 |
| 6630568 | Method for purification of aromatic polyethers | Norman Johnson, Raul Eduardo Ayala, Thomas Joseph Fyve, Amy Rene Freshour, David Woodruff +1 more | 2003-10-07 |
| 6576739 | Method of polycarbonate preparation | Elliott West Shanklin, Daniel J. Brunelle | 2003-06-10 |
| 6570038 | Aqueous hexasubstituted guanidinium chlorides and methods for their preparation and use | Joseph John Caringi, Thomas Link Guggenheim, Daniel J. Brunelle | 2003-05-27 |
| 6465685 | Method for oxidation of xylene derivatives | Donald Frank Rohr, Sheree Lynell Schattenmann | 2002-10-15 |
| 6436548 | Species modification in macrocyclic polyester oligomers, and compositions prepared thereby | — | 2002-08-20 |
| 6392079 | Method and apparatus for preparing monofunctional aromatic chloroformates suitable for use as chainstopping agents | James Manio Silva, David Michel Dardaris | 2002-05-21 |
| 6265521 | Method for preparing polyether polymers of predetermined molecular | Thomas Joseph Fyvie, Paul Edward Howson, Donald Frank Rohr, Ganesh Kailasam, Elliott West Shanklin | 2001-07-24 |
| 6235934 | Aqueous hexasubstituted guanidinium chlorides and methods for their preparation and use | Joseph John Caringi, Gary R. Faler, Thomas Link Guggenheim, Larry I. Flowers, Daniel J. Brunelle +1 more | 2001-05-22 |
| 6235866 | Slurry preparation of bis (halophthalimides) and of polyether polymers | Farid Fouad Khouri, Ganesh Kailasam, Joseph John Caringi, Paul Edward Howson | 2001-05-22 |