- All sections
- C - Chemistry; metallurgy
- 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: 1234
10-year publication summary
|
72
|
69
|
56
|
70
|
71
|
96
|
91
|
77
|
65
|
28
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
95 |
| Kaneka Corporation | 4445 |
40 |
| FUJIFILM Corporation | 27102 |
37 |
| Zeon Corporation | 3854 |
37 |
| 3m Innovative Properties Company | 18406 |
28 |
| Sekisui Chemical Co., Ltd. | 3159 |
27 |
| Cheil Industries Inc. | 944 |
26 |
| Konica Minolta Opto, Inc. | 1179 |
23 |
| Mitsubishi Chemical Corporation | 4313 |
19 |
| Dow Global Technologies LLC | 10147 |
17 |
| Rohm and Haas Company | 2805 |
16 |
| Nitto Denko Corporation | 7879 |
15 |
| Konica Minolta, Inc. | 8349 |
13 |
| Kuraray Co., Ltd. | 3392 |
13 |
| Nissan Chemical Industries, Ltd. | 1822 |
13 |
| BASF SE | 19740 |
12 |
| Henkel AG & Co. KGaA | 10129 |
12 |
| JSR Corporation | 2476 |
12 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
11 |
| Denka Company Limited | 2189 |
11 |
| Other owners | 757 |