- 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: 5052
10-year publication summary
|
299
|
340
|
345
|
365
|
410
|
426
|
438
|
369
|
335
|
244
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2114 |
171 |
| BASF SE | 21320 |
140 |
| Toyobo Co., Ltd. | 2544 |
135 |
| LG Chem, Ltd. | 17970 |
132 |
| Kingfa SCI & Tech Co. Ltd. | 720 |
122 |
| SABIC Global Technologies B.V. | 4625 |
111 |
| SHPP Global Technologies B.V. | 1107 |
99 |
| Novamont S.p.A. | 395 |
96 |
| SK Chemicals Co., Ltd. | 647 |
90 |
| Mitsubishi Chemical Corporation | 4746 |
89 |
| Toray Industries, Inc. | 7149 |
78 |
| Wintech Polymer Ltd. | 90 |
76 |
| Lotte Chemical Corporation | 793 |
60 |
| Polyplastics Co., Ltd. | 597 |
58 |
| Kaneka Corporation | 4775 |
55 |
| E. I. du Pont de Nemours and Company | 3460 |
51 |
| Mitsubishi Gas Chemical Company, Inc. | 3643 |
51 |
| Sabic Innovative Plastics IP B.V. | 579 |
48 |
| DIC Corporation | 3995 |
48 |
| Nan Ya Plastics Corporation | 505 |
39 |
| Other owners | 3303 |