- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 83/12 - Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
Patent holdings for IPC class C08L 83/12
Total number of patents in this class: 473
10-year publication summary
|
29
|
39
|
39
|
49
|
31
|
35
|
25
|
21
|
14
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 6109 |
31 |
| Dow Silicones Corporation | 2118 |
29 |
| Wacker Chemie AG | 2109 |
20 |
| Dow Global Technologies LLC | 10960 |
18 |
| Momentive Performance Materials Inc. | 897 |
18 |
| Dow Corning Corporation | 878 |
17 |
| Dow Toray Co., Ltd. | 625 |
17 |
| SHPP Global Technologies B.V. | 1102 |
16 |
| Evonik Operations GmbH | 4368 |
15 |
| Sabic Innovative Plastics IP B.V. | 589 |
13 |
| SABIC Global Technologies B.V. | 4599 |
12 |
| Dow Corning Toray Co., Ltd. | 456 |
11 |
| LG Chem, Ltd. | 17929 |
9 |
| Evonik Degussa GmbH | 1371 |
7 |
| Henkel AG & Co. KGaA | 10762 |
7 |
| Citibank, N.A., AS Administrative Agent | 245 |
7 |
| Evonik Goldschmidt Gmbh | 79 |
6 |
| Mitsui Chemicals, Inc. | 3242 |
6 |
| The Procter & Gamble Company | 21849 |
5 |
| DENTSPLY SIRONA Inc. | 1817 |
5 |
| Other owners | 204 |