- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/388 - Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
Patent holdings for IPC class C08G 77/388
Total number of patents in this class: 601
10-year publication summary
|
45
|
35
|
47
|
67
|
46
|
39
|
33
|
30
|
16
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wacker Chemie AG | 2104 |
50 |
| Dow Silicones Corporation | 1896 |
31 |
| The Procter & Gamble Company | 22050 |
27 |
| Shin-Etsu Chemical Co., Ltd. | 5602 |
26 |
| Alcon, Inc. | 5394 |
26 |
| Dow Corning Corporation | 971 |
19 |
| 3m Innovative Properties Company | 17855 |
18 |
| Henkel AG & Co. KGaA | 10482 |
17 |
| Momentive Performance Materials Inc. | 920 |
16 |
| Momentive Performance Materials GmbH | 125 |
12 |
| Dow Global Technologies LLC | 10384 |
10 |
| Bausch & Lomb Incorporated | 1123 |
8 |
| BenQ Materials Corporation | 157 |
8 |
| Kao Corporation | 4954 |
7 |
| Evonik Goldschmidt Gmbh | 90 |
6 |
| Citibank, N.A., AS Administrative Agent | 272 |
6 |
| Dow Corning Toray Co., Ltd. | 494 |
6 |
| Sika Technology AG | 2846 |
6 |
| Sumitomo Seika Chemicals Co., Ltd. | 1031 |
6 |
| Evonik Operations GmbH | 4060 |
6 |
| Other owners | 290 |