- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/04 - Polysiloxanes
Patent holdings for IPC class C08G 77/04
Total number of patents in this class: 1531
10-year publication summary
|
125
|
113
|
118
|
122
|
118
|
112
|
82
|
78
|
68
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1664 |
84 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
77 |
| LG Chem, Ltd. | 17205 |
70 |
| Wacker Chemie AG | 2091 |
49 |
| Dow Corning Corporation | 1072 |
34 |
| 3m Innovative Properties Company | 18406 |
30 |
| Henkel AG & Co. KGaA | 10129 |
24 |
| Nissan Chemical Industries, Ltd. | 1822 |
23 |
| Citibank, N.A., AS Administrative Agent | 295 |
20 |
| Dow Global Technologies LLC | 10147 |
19 |
| Sumitomo Chemical Company, Limited | 8808 |
17 |
| Momentive Performance Materials Inc. | 861 |
17 |
| Dow Toray Co., Ltd. | 494 |
16 |
| Evonik Operations GmbH | 3879 |
15 |
| The Boeing Company | 19843 |
14 |
| Dongjin Semichem Co., Ltd. | 438 |
14 |
| Dow Corning Toray Co., Ltd. | 562 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Merck Patent GmbH | 5909 |
12 |
| JNC Corporation | 1527 |
12 |
| Other owners | 959 |