- 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: 223
10-year publication summary
|
29
|
13
|
17
|
8
|
8
|
10
|
17
|
14
|
15
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3576 |
45 |
| Kuraray Co., Ltd. | 3570 |
34 |
| Kemira Oyj | 1238 |
10 |
| Kuraray Europe GmbH | 227 |
9 |
| Solutia Inc. | 411 |
8 |
| SNF Group | 384 |
8 |
| Japan VAM & Poval Co., Ltd. | 79 |
7 |
| Ecolab USA Inc. | 5703 |
6 |
| Solenis Technologies, L.P. | 326 |
5 |
| BASF SE | 21147 |
4 |
| S.p.c.m. SA | 238 |
4 |
| Solenis Technologies Cayman, L.P. | 29 |
4 |
| Dow Global Technologies LLC | 10765 |
3 |
| Applied Chemicals Handels-GmbH | 22 |
3 |
| Eastman Chemical Company | 2089 |
3 |
| Ecole Superieure de Physique et de Chimie Industrielles de La Ville de Paris | 385 |
3 |
| The Procter & Gamble Company | 21946 |
2 |
| Massachusetts Institute of Technology | 10185 |
2 |
| ExxonMobil Chemical Patents Inc. | 3857 |
2 |
| Chevron Oronite Company LLC | 595 |
2 |
| Other owners | 59 |