- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 83/14 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon onlyCompositions of derivatives of such polymers in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
Patent holdings for IPC class C08L 83/14
Total number of patents in this class: 469
10-year publication summary
|
54
|
37
|
37
|
39
|
23
|
27
|
22
|
13
|
17
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5644 |
81 |
| Dow Corning Corporation | 970 |
34 |
| Dow Silicones Corporation | 1919 |
28 |
| Dow Corning Toray Co., Ltd. | 491 |
27 |
| Dow Toray Co., Ltd. | 566 |
18 |
| Wacker Chemie AG | 2108 |
15 |
| Momentive Performance Materials Inc. | 917 |
13 |
| Daikin Industries, Ltd. | 9995 |
8 |
| Citibank, N.A., AS Administrative Agent | 271 |
8 |
| The Procter & Gamble Company | 22028 |
7 |
| 3m Innovative Properties Company | 17852 |
7 |
| Kaneka Corporation | 4519 |
6 |
| Adeka Corporation | 1363 |
6 |
| AZ Electronic Materials (Luxembourg) S.a.r.l. | 101 |
6 |
| Daicel Corporation | 2337 |
6 |
| The Boeing Company | 20048 |
5 |
| Merck Patent GmbH | 5828 |
5 |
| Evonik Degussa GmbH | 1533 |
5 |
| The Yokohama Rubber Co., Ltd. | 4034 |
5 |
| JNC Corporation | 1552 |
5 |
| Other owners | 174 |