- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 8/28 - Condensation with aldehydes or ketones
Patent holdings for IPC class C08F 8/28
Total number of patents in this class: 224
10-year publication summary
|
33
|
14
|
17
|
10
|
9
|
10
|
21
|
14
|
16
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3633 |
45 |
| Kuraray Co., Ltd. | 3601 |
36 |
| Kemira Oyj | 1264 |
10 |
| Kuraray Europe GmbH | 230 |
9 |
| Solutia Inc. | 401 |
8 |
| SNF Group | 415 |
8 |
| Japan VAM & Poval Co., Ltd. | 81 |
7 |
| Ecolab USA Inc. | 5813 |
6 |
| Solenis Technologies, L.P. | 304 |
5 |
| BASF SE | 21306 |
4 |
| Eastman Chemical Company | 2094 |
4 |
| S.p.c.m. SA | 237 |
4 |
| Dow Global Technologies LLC | 10994 |
3 |
| Applied Chemicals Handels-GmbH | 22 |
3 |
| Ecole Superieure de Physique et de Chimie Industrielles de La Ville de Paris | 395 |
3 |
| Solenis Technologies Cayman, L.P. | 321 |
3 |
| Solenis Technologies Cayman, L.P. | 21 |
3 |
| The Procter & Gamble Company | 21852 |
2 |
| Massachusetts Institute of Technology | 10282 |
2 |
| ExxonMobil Chemical Patents Inc. | 3768 |
2 |
| Other owners | 57 |