Issued Patents 2023
Showing 1–2 of 2 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 |