- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/50 - 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 in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
Patent holdings for IPC class C08G 77/50
Total number of patents in this class: 494
10-year publication summary
41
|
40
|
48
|
40
|
40
|
36
|
34
|
35
|
17
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Shin-Etsu Chemical Co., Ltd. | 5132 |
74 |
Dow Corning Toray Co., Ltd. | 562 |
39 |
Dow Silicones Corporation | 1664 |
34 |
Dow Toray Co., Ltd. | 494 |
23 |
Dow Corning Corporation | 1072 |
19 |
Wacker Chemie AG | 2091 |
17 |
Pallidus, Inc. | 33 |
15 |
JSR Corporation | 2476 |
13 |
Momentive Performance Materials Inc. | 861 |
12 |
Sumitomo Chemical Company, Limited | 8808 |
8 |
Daikin Industries, Ltd. | 9495 |
8 |
Phosphonics Ltd | 17 |
8 |
Adeka Corporation | 1333 |
7 |
Citibank, N.A., AS Administrative Agent | 295 |
7 |
JNC Corporation | 1527 |
7 |
Kaneka Corporation | 4445 |
6 |
HRL Laboratories, LLC | 1588 |
6 |
Melior Innovations, Inc. | 37 |
5 |
Stichting Energieonderzoek Centrum Nederland | 129 |
5 |
Applied Materials, Inc. | 16587 |
4 |
Other owners | 177 |