- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 2/44 - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
Patent holdings for IPC class C08F 2/44
Total number of patents in this class: 3346
10-year publication summary
|
227
|
273
|
274
|
258
|
239
|
219
|
232
|
230
|
234
|
123
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29208 |
355 |
| LG Chem, Ltd. | 17549 |
237 |
| DIC Corporation | 3748 |
88 |
| Sumitomo Chemical Company, Limited | 9002 |
80 |
| Sekisui Chemical Co., Ltd. | 3369 |
66 |
| Mitsubishi Chemical Corporation | 4480 |
60 |
| Daikin Industries, Ltd. | 9951 |
46 |
| BASF SE | 20758 |
44 |
| Showa Denko K.K. | 2276 |
44 |
| Adeka Corporation | 1363 |
44 |
| Hitachi Chemical Company, Ltd. | 2360 |
42 |
| Mitsui Chemicals, Inc. | 3192 |
37 |
| Denka Company Limited | 2531 |
36 |
| Nissan Chemical Industries, Ltd. | 1729 |
36 |
| Zeon Corporation | 4071 |
35 |
| Nippon Shokubai Co., Ltd. | 1506 |
31 |
| Samsung SDI Co., Ltd. | 8005 |
30 |
| Tokuyama Corporation | 1372 |
28 |
| JSR Corporation | 2507 |
26 |
| Asahi Glass Company, Limited | 2815 |
24 |
| Other owners | 1957 |