- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/1515 - Three-membered rings
Patent holdings for IPC class C08K 5/1515
Total number of patents in this class: 747
10-year publication summary
|
40
|
54
|
60
|
60
|
61
|
57
|
64
|
25
|
36
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17786 |
73 |
| Dow Global Technologies LLC | 10754 |
55 |
| Idemitsu Kosan Co., Ltd. | 4225 |
17 |
| Mitsubishi Engineering-Plastics Corporation | 303 |
14 |
| Toray Industries, Inc. | 7028 |
11 |
| Mitsubishi Chemical Corporation | 4684 |
9 |
| Zeon Corporation | 4126 |
9 |
| Cargill, Incorporated | 2950 |
8 |
| Midori Anzen Co., Ltd. | 98 |
8 |
| Tesa SE | 1093 |
8 |
| Novamont S.p.A. | 379 |
7 |
| Kaneka Corporation | 4638 |
6 |
| Galata Chemicals LLC | 52 |
6 |
| Iowa State University Research Foundation, Inc. | 810 |
6 |
| Lanxess Deutschland GmbH | 1144 |
6 |
| Sekisui Chemical Co., Ltd. | 3551 |
6 |
| FUJIFILM Corporation | 30155 |
5 |
| Daikin Industries, Ltd. | 10261 |
5 |
| Rohm and Haas Company | 2950 |
5 |
| Sabic Innovative Plastics IP B.V. | 662 |
5 |
| Other owners | 478 |