- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 9/30 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
Patent holdings for IPC class C08J 9/30
Total number of patents in this class: 389
10-year publication summary
|
15
|
28
|
29
|
29
|
31
|
30
|
25
|
29
|
18
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1662 |
21 |
| Zeon Corporation | 4183 |
20 |
| Eastman Kodak Company | 2564 |
14 |
| Nitto Denko Corporation | 8640 |
14 |
| INOAC Corporation | 234 |
12 |
| BASF SE | 21334 |
11 |
| Evonik Operations GmbH | 4443 |
11 |
| Dow Global Technologies LLC | 11072 |
9 |
| Saint-Gobain Isover | 685 |
9 |
| The Procter & Gamble Company | 21887 |
7 |
| Bayer MaterialScience AG | 700 |
5 |
| Devicor Medical Products, Inc. | 452 |
5 |
| DIC Corporation | 4000 |
5 |
| Owens Corning Intellectual Capital, LLC | 1737 |
5 |
| Dow Global Technologies Inc. | 617 |
4 |
| Ethicon, Inc. | 1117 |
4 |
| Henkel AG & Co. KGaA | 10788 |
4 |
| Eth Zurich | 1333 |
4 |
| Sealed Air Corporation (US) | 518 |
4 |
| Sekisui Chemical Co., Ltd. | 3669 |
4 |
| Other owners | 217 |