- All sections
- C - Chemistry; metallurgy
- 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: 4456
10-year publication summary
|
245
|
261
|
299
|
339
|
344
|
362
|
401
|
416
|
423
|
124
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2239 |
209 |
| Toyobo Co., Ltd. | 2286 |
132 |
| BASF SE | 19740 |
124 |
| SABIC Global Technologies B.V. | 4044 |
96 |
| Novamont S.p.A. | 354 |
94 |
| SHPP Global Technologies B.V. | 1045 |
84 |
| Wintech Polymer Ltd. | 95 |
81 |
| Toray Industries, Inc. | 6652 |
79 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
78 |
| Mitsubishi Chemical Corporation | 4313 |
74 |
| LG Chem, Ltd. | 17205 |
70 |
| SK Chemicals Co., Ltd. | 568 |
69 |
| E. I. du Pont de Nemours and Company | 4345 |
67 |
| Sabic Innovative Plastics IP B.V. | 683 |
52 |
| Polyplastics Co., Ltd. | 563 |
49 |
| Kaneka Corporation | 4445 |
48 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
47 |
| Lotte Chemical Corporation | 591 |
43 |
| DIC Corporation | 3597 |
42 |
| FUJIFILM Corporation | 27102 |
36 |
| Other owners | 2882 |