- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
Patent holdings for IPC class C08L 67/02
Total number of patents in this class: 4833
10-year publication summary
|
281
|
321
|
328
|
350
|
379
|
412
|
418
|
347
|
311
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2104 |
176 |
| Toyobo Co., Ltd. | 2486 |
133 |
| BASF SE | 21111 |
131 |
| LG Chem, Ltd. | 17706 |
113 |
| SABIC Global Technologies B.V. | 4438 |
108 |
| Kingfa SCI & Tech Co. Ltd. | 658 |
107 |
| Novamont S.p.A. | 364 |
94 |
| SHPP Global Technologies B.V. | 1087 |
94 |
| Mitsubishi Chemical Corporation | 4648 |
86 |
| SK Chemicals Co., Ltd. | 626 |
82 |
| Wintech Polymer Ltd. | 93 |
79 |
| Toray Industries, Inc. | 7013 |
78 |
| Lotte Chemical Corporation | 729 |
56 |
| E. I. du Pont de Nemours and Company | 3793 |
55 |
| Polyplastics Co., Ltd. | 608 |
54 |
| Sabic Innovative Plastics IP B.V. | 681 |
52 |
| Kaneka Corporation | 4619 |
52 |
| Mitsubishi Gas Chemical Company, Inc. | 3535 |
52 |
| DIC Corporation | 3878 |
46 |
| Ticona LLC | 603 |
39 |
| Other owners | 3146 |