Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256241 | Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters | Peter D. Phelps, Yi-Feng Wang, Steven J. Winckler | 2007-08-14 |
| 7230044 | Intimate physical mixtures containing macrocyclic polyester oligomer and filler | Steven Bahr, Steven J. Winckler | 2007-06-12 |
| 7151143 | Blends containing macrocyclic polyester oligomer and high molecular weight polymer | Yi-Feng Wang, Steven Bahr, Paul R. Willey, Sunita Singh Baghel, Steven J. Winckler | 2006-12-19 |
| 6994914 | Macrocyclic polyester oligomers and processes for polymerizing the same | Steven J. Winckler | 2006-02-07 |
| 6960626 | Intimate physical mixtures containing macrocyclic polyester oligomer and filler | Steven Bahr, Steven J. Winckler | 2005-11-01 |
| 6815483 | Method for preparing polyether copolymers with polycarbonates and polyarylates | — | 2004-11-09 |
| 6639009 | Macrocyclic polyester oligomers and processes for polymerizing the same | Steven J. Winckler | 2003-10-28 |
| 6608147 | Method for preparing polyether copolymers with polycarbonates and polyarylates | — | 2003-08-19 |
| 6583233 | Method for preparing polyether copolymers with polycarbonates and polyarylates | — | 2003-06-24 |
| 6469205 | Method for oxidation of xylene derivatives | — | 2002-10-22 |
| 6420047 | Macrocyclic polyester oligomers and processes for polymerizing the same | Steven J. Winckler | 2002-07-16 |
| 6369157 | Blend material including macrocyclic polyester oligomers and processes for polymerizing the same | Steven J. Winckler | 2002-04-09 |
| 6369170 | Method for preparing polyether copolymers with polycarbonates and polyarylates | — | 2002-04-09 |
| 6197924 | Method for isolating dihydroxybiphenyl polyethersulfones | — | 2001-03-06 |
| 5773502 | Fire retardant blends | Farid Fouad Khouri, Franciscus Petrus Maria Mercx, Johannes Jacobus de Moor | 1998-06-30 |
| 5710086 | Titanate catalysts | Daniel J. Brunelle, Judith Ann Serth-Guzzo | 1998-01-20 |
| 5707439 | Layered minerals and compositions comprising the same | Farid Fouad Khouri, John R. Campbell, Therese C. Jordan, Kevin H. Dai | 1998-01-13 |
| 5591800 | Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers | Eric J. Pearce | 1997-01-07 |
| 5530052 | Layered minerals and compositions comprising the same | Farid Fouad Khouri, John R. Campbell, Therese C. Jordan, Kevin H. Dai | 1996-06-25 |
| 5527976 | Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers | Eric J. Pearce | 1996-06-18 |
| 5407984 | Process for preparing macrocyclic polyester oligomers | Daniel J. Brunelle | 1995-04-18 |
| 5389719 | Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers | Eric J. Pearce | 1995-02-14 |
| 5387666 | Branched polyesters prepared from macrocyclic poly(Alkylene Dicarboxylate) oligomers | Eric J. Pearce | 1995-02-07 |
| 5386037 | Trisstannoxanes useful for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers | Eric J. Pearce | 1995-01-31 |
| 5362837 | Preparation of macrocyclic polyetherimide oligomers from bis(trialkylsilyl) ethers | Jane M. Terry | 1994-11-08 |