- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 9/20 - Making expandable particles by suspension polymerisation in the presence of the blowing agent
Patent holdings for IPC class C08J 9/20
Total number of patents in this class: 174
10-year publication summary
|
17
|
17
|
8
|
13
|
14
|
9
|
8
|
9
|
11
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20458 |
13 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 172 |
12 |
| Kaneka Corporation | 4498 |
8 |
| Arkema France | 3895 |
8 |
| Life Technologies AS | 78 |
7 |
| Kureha Corporation | 1025 |
7 |
| Nouryon Chemicals International B.V. | 602 |
7 |
| Life Technologies Corporation | 3218 |
6 |
| Synthos S.A. | 48 |
6 |
| JSR Corporation | 2476 |
5 |
| Evonik Röhm GmbH | 451 |
4 |
| Rohm and Haas Company | 2857 |
4 |
| Dow Global Technologies LLC | 10177 |
4 |
| Sekisui Plastics Co., Ltd. | 337 |
4 |
| Sekisui Chemical Co., Ltd. | 3316 |
3 |
| Zeon Corporation | 4004 |
3 |
| BeWi StyroChem Oy | 6 |
3 |
| Synthos Dwory 7 spółka z ograniczoną odpowiedzialnoscią S.K.A. | 3 |
3 |
| Ricoh Company, Ltd. | 13230 |
2 |
| Dow Global Technologies Inc. | 913 |
2 |
| Other owners | 63 |