- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 33/04 - Homopolymers or copolymers of esters
Patent holdings for IPC class C08L 33/04
Total number of patents in this class: 1280
10-year publication summary
|
62
|
53
|
68
|
71
|
91
|
86
|
73
|
65
|
62
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17635 |
97 |
| Kaneka Corporation | 4534 |
39 |
| Zeon Corporation | 4079 |
39 |
| FUJIFILM Corporation | 29437 |
37 |
| Sekisui Chemical Co., Ltd. | 3433 |
31 |
| 3m Innovative Properties Company | 17823 |
26 |
| Cheil Industries Inc. | 852 |
26 |
| Konica Minolta Opto, Inc. | 1073 |
23 |
| Mitsubishi Chemical Corporation | 4525 |
21 |
| Rohm and Haas Company | 2880 |
19 |
| Dow Global Technologies LLC | 10360 |
19 |
| Denka Company Limited | 2590 |
15 |
| Nitto Denko Corporation | 8253 |
14 |
| Kuraray Co., Ltd. | 3506 |
14 |
| Konica Minolta, Inc. | 8755 |
13 |
| Henkel AG & Co. KGaA | 10583 |
13 |
| Nissan Chemical Industries, Ltd. | 1711 |
13 |
| BASF SE | 20940 |
12 |
| Nippon Shokubai Co., Ltd. | 1510 |
12 |
| Daikin Industries, Ltd. | 10027 |
11 |
| Other owners | 786 |