Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11767338 | 3-phenyl-benzofuran-2-one diphosphate derivatives as stabilizers | Werner Hoelzl, Jean-Roch Pauquet | 2023-09-26 |
| 11623979 | Stabilized polyolefin compositions comprising benzofuranones and hindered amine light stabilizers | Werner Hoelzl | 2023-04-11 |
| 11414526 | High melt strength polypropylene and extrusion process for preserving melt strength | George J. Pehlert, Mosha H. Zhao | 2022-08-16 |
| 11274197 | Stabilized polyolefin compositions comprising benzofuranones and hindered phenolic antioxidants | Werner Hoelzl | 2022-03-15 |
| 10941285 | Stabilized polyolefin compositions comprising benzofuranones and acid scavengers | Werner Hoelzl | 2021-03-09 |
| 10941286 | Stabilized polyolefin compositions comprising benzofuranones and hindered amine light stabilizers | Werner Hoelzl | 2021-03-09 |
| 10934423 | Stabilized polyolefin compositions comprising benzofuranones and organophosphorus stabilizers | Werner Hoelzl | 2021-03-02 |
| 10913841 | Stabilized polyolefin compositions comprising benzofuranones and hindered phenolic antioxidants | Werner Hoelzl | 2021-02-09 |
| 10669403 | Polyolefin compositions for building materials | Stephen Mark Andrews, Joseph Fay, Mohammad Zafar, Zhisheng Chen, Thomas F. Thompson +1 more | 2020-06-02 |
| 10590263 | 3-phenyl-benzofuran-2-one derivatives containing phosphorus as stabilizers | Werner Hoelzl, Jean-Roch Pauquet | 2020-03-17 |
| 10428204 | Polyolefin compositions for building materials | Stephen Mark Andrews, Joseph Fay, Mohammad Zafar, Zhisheng Chen, Thomas F. Thompson +1 more | 2019-10-01 |
| 10259931 | 3-phenyl-benzofuran-2-one derivatives containing phosphorus as stabilizers | Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening | 2019-04-16 |
| 9951207 | 3-phenyl-benzofuran-2-one derivatives containing phosphorus as stabilizers | Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening | 2018-04-24 |
| 9045618 | Liquid stabilizer mixtures | Jiong Yu | 2015-06-02 |
| 8304477 | Liquid oxyalkylene bridged bis- and Tris-phosphite ester mixtures | Stanley J. Padegimas, Brian Bakke, Lucas Moore, Sai P. Shum, Robert Cordova | 2012-11-06 |
| 7531664 | Flame retarding compounds | Malisa Troutman, Ramanathan Ravichandran, Redina Kote | 2009-05-12 |
| 7470734 | Flame retardant compositions | Malisa Troutman, Ramanathan Ravichandran, Rangarajan Srinivsan, Douglas Horsey | 2008-12-30 |
| 7468410 | Stabilization of polyolefins with liquid tris-(mono-alkyl)phenyl phosphites | Laura F. Chafin, Walid Al-Akhdar, Sai P. Shum, Stanley J. Padegimas | 2008-12-23 |
| 7291662 | Nonylcyclohexylphosphite ester polyolefin stabilizers | Joseph E. Babiarz, Samuel Evans, Sai P. Shum | 2007-11-06 |
| 7230042 | Flame retardant polymer compositions containing hydroxylamine esters | Michael Roth, Dirk Simon, Grant Leslie, Peter Nesvadba, Nikolas Kaprinidis | 2007-06-12 |
| 7084196 | Flame retardant compositions | Malisa Troutman, Ramanathan Ravichandran, Rangarajan Srinivsan, Douglas W. Horsey | 2006-08-01 |
| 7022390 | Polyester and polyamide compositions of low residual aldehyde content | Paul A. Odorisio, Stephen Mark Andrews, Dario Lazzari, Dirk Simon, Melissa Stamp +5 more | 2006-04-04 |
| 6967252 | Flame retarding compounds | Malisa Troutman, Ramanathan Ravichandran, Redina Kote | 2005-11-22 |
| 6908650 | Polyester and polyamide compositions of low residual aldehyde content | Paul A. Odorisio, Stephen Mark Andrews, Dario Lazzari, Dirk Simon, Melissa Stamp +5 more | 2005-06-21 |
| 6872764 | Stabilized gamma irradiated polyolefins | — | 2005-03-29 |