- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/61 - Polysiloxanes
Patent holdings for IPC class C08G 18/61
Total number of patents in this class: 617
10-year publication summary
|
37
|
39
|
50
|
47
|
54
|
37
|
43
|
38
|
29
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1936 |
32 |
| Shin-Etsu Chemical Co., Ltd. | 5663 |
29 |
| Dow Global Technologies LLC | 10349 |
27 |
| Evonik Operations GmbH | 4117 |
21 |
| PPG Industries Ohio, Inc. | 3448 |
16 |
| BASF SE | 20915 |
14 |
| Wacker Chemie AG | 2109 |
14 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 371 |
13 |
| Lubrizol Advanced Materials, Inc. | 952 |
12 |
| Henkel AG & Co. KGaA | 10584 |
11 |
| 3m Innovative Properties Company | 17819 |
10 |
| The Boeing Company | 20057 |
9 |
| Medtronic MiniMed, Inc. | 1799 |
9 |
| DIC Corporation | 3802 |
9 |
| Johnson & Johnson Vision Care, Inc. | 1186 |
8 |
| Aortech International plc | 24 |
8 |
| Ocutec Limited | 22 |
8 |
| DSM IP Assets B.V. | 5587 |
7 |
| BYK-Chemie GmbH | 443 |
7 |
| Dow Corning Corporation | 963 |
6 |
| Other owners | 347 |