- 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: 4759
10-year publication summary
|
261
|
299
|
339
|
345
|
365
|
408
|
423
|
432
|
358
|
226
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2217 |
178 |
| Toyobo Co., Ltd. | 2494 |
139 |
| BASF SE | 20933 |
129 |
| LG Chem, Ltd. | 17632 |
109 |
| SABIC Global Technologies B.V. | 4341 |
108 |
| Kingfa SCI & Tech Co. Ltd. | 635 |
103 |
| Novamont S.p.A. | 354 |
90 |
| SHPP Global Technologies B.V. | 1083 |
90 |
| Mitsubishi Chemical Corporation | 4507 |
85 |
| Wintech Polymer Ltd. | 95 |
81 |
| SK Chemicals Co., Ltd. | 612 |
79 |
| Toray Industries, Inc. | 6936 |
77 |
| E. I. du Pont de Nemours and Company | 4082 |
61 |
| Polyplastics Co., Ltd. | 603 |
54 |
| Lotte Chemical Corporation | 728 |
53 |
| Sabic Innovative Plastics IP B.V. | 681 |
52 |
| Mitsubishi Gas Chemical Company, Inc. | 3465 |
52 |
| Kaneka Corporation | 4522 |
51 |
| DIC Corporation | 3794 |
46 |
| Ticona LLC | 592 |
39 |
| Other owners | 3083 |