- All sections
- C - Chemistry; metallurgy
- 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: 3112
10-year publication summary
|
227
|
227
|
273
|
274
|
258
|
239
|
217
|
227
|
230
|
69
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
323 |
| LG Chem, Ltd. | 17205 |
220 |
| DIC Corporation | 3597 |
85 |
| Sumitomo Chemical Company, Limited | 8808 |
63 |
| Sekisui Chemical Co., Ltd. | 3159 |
57 |
| Mitsubishi Chemical Corporation | 4313 |
51 |
| BASF SE | 19740 |
47 |
| Daikin Industries, Ltd. | 9495 |
46 |
| Hitachi Chemical Company, Ltd. | 2455 |
44 |
| Showa Denko K.K. | 2539 |
44 |
| Adeka Corporation | 1333 |
44 |
| Nissan Chemical Industries, Ltd. | 1822 |
36 |
| Zeon Corporation | 3854 |
33 |
| Mitsui Chemicals, Inc. | 3134 |
31 |
| Denka Company Limited | 2189 |
30 |
| Nippon Shokubai Co., Ltd. | 1487 |
29 |
| JSR Corporation | 2476 |
28 |
| Asahi Glass Company, Limited | 2985 |
24 |
| Kuraray Co., Ltd. | 3392 |
24 |
| Sekisui Plastics Co., Ltd. | 345 |
24 |
| Other owners | 1829 |