- 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: 1265
10-year publication summary
|
69
|
56
|
70
|
71
|
96
|
91
|
78
|
67
|
66
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17561 |
97 |
| Zeon Corporation | 4072 |
39 |
| FUJIFILM Corporation | 29228 |
37 |
| Kaneka Corporation | 4486 |
35 |
| Sekisui Chemical Co., Ltd. | 3373 |
30 |
| 3m Innovative Properties Company | 17849 |
26 |
| Cheil Industries Inc. | 902 |
26 |
| Konica Minolta Opto, Inc. | 1094 |
23 |
| Mitsubishi Chemical Corporation | 4485 |
21 |
| Rohm and Haas Company | 2906 |
18 |
| Dow Global Technologies LLC | 10354 |
18 |
| Nitto Denko Corporation | 8182 |
14 |
| Denka Company Limited | 2533 |
14 |
| Kuraray Co., Ltd. | 3490 |
14 |
| Konica Minolta, Inc. | 8668 |
13 |
| Henkel AG & Co. KGaA | 10451 |
13 |
| Nissan Chemical Industries, Ltd. | 1728 |
13 |
| BASF SE | 20777 |
12 |
| Nippon Shokubai Co., Ltd. | 1505 |
12 |
| Daikin Industries, Ltd. | 9957 |
11 |
| Other owners | 779 |