- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/81 - Preparation processes using solvents
Patent holdings for IPC class C08G 63/81
Total number of patents in this class: 152
10-year publication summary
|
6
|
11
|
17
|
7
|
14
|
18
|
10
|
26
|
10
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Natural Fiber Welding, Inc. | 86 |
19 |
| Momentive Performance Materials Inc. | 900 |
5 |
| Avantium Knowledge Centre B.V. | 205 |
5 |
| Ricoh Company, Ltd. | 13342 |
4 |
| The Secant Group, LLC | 104 |
4 |
| SWIMC, LLC | 2578 |
4 |
| BASF SE | 21303 |
3 |
| LG Chem, Ltd. | 17921 |
3 |
| ExxonMobil Chemical Patents Inc. | 3776 |
3 |
| Council of Scientific & Industrial Research | 1445 |
3 |
| Cyclics Corporation | 3 |
3 |
| Pharmathen S.A. | 155 |
3 |
| Medtronic, Inc. | 9792 |
2 |
| Kaneka Corporation | 4703 |
2 |
| Arkema France | 4242 |
2 |
| Duk San Neolux Co., Ltd. | 703 |
2 |
| Iowa State University Research Foundation, Inc. | 827 |
2 |
| Liquid Thermo Plastics, Inc. | 3 |
2 |
| Novomer, Inc. | 141 |
2 |
| SK Chemicals Co., Ltd. | 650 |
2 |
| Other owners | 77 |