- 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: 627
10-year publication summary
|
39
|
50
|
47
|
54
|
37
|
44
|
39
|
29
|
32
|
1
|
| 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. | 5861 |
33 |
| Dow Silicones Corporation | 2018 |
33 |
| Dow Global Technologies LLC | 10701 |
27 |
| Evonik Operations GmbH | 4218 |
24 |
| PPG Industries Ohio, Inc. | 3383 |
16 |
| BASF SE | 21134 |
15 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 370 |
13 |
| Wacker Chemie AG | 2101 |
13 |
| Lubrizol Advanced Materials, Inc. | 952 |
12 |
| Henkel AG & Co. KGaA | 10691 |
11 |
| 3m Innovative Properties Company | 17592 |
9 |
| The Boeing Company | 20106 |
9 |
| Medtronic MiniMed, Inc. | 1798 |
9 |
| DIC Corporation | 3890 |
9 |
| Johnson & Johnson Vision Care, Inc. | 1176 |
8 |
| Aortech International plc | 24 |
8 |
| Ocutec Limited | 22 |
8 |
| DSM IP Assets B.V. | 5464 |
7 |
| BYK-Chemie GmbH | 452 |
7 |
| Dow Corning Corporation | 932 |
6 |
| Other owners | 350 |