- 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: 728
10-year publication summary
|
50
|
45
|
58
|
64
|
61
|
64
|
61
|
68
|
25
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17638 |
73 |
| Dow Global Technologies LLC | 10332 |
54 |
| Idemitsu Kosan Co., Ltd. | 4220 |
17 |
| Mitsubishi Engineering-Plastics Corporation | 309 |
14 |
| Toray Industries, Inc. | 6945 |
12 |
| Mitsubishi Chemical Corporation | 4514 |
9 |
| Cargill, Incorporated | 2890 |
9 |
| Zeon Corporation | 4079 |
9 |
| Midori Anzen Co., Ltd. | 105 |
8 |
| Tesa SE | 1063 |
8 |
| Iowa State University Research Foundation, Inc. | 775 |
7 |
| Novamont S.p.A. | 354 |
7 |
| Kaneka Corporation | 4525 |
6 |
| Galata Chemicals LLC | 49 |
6 |
| Lanxess Deutschland GmbH | 1117 |
6 |
| Sekisui Chemical Co., Ltd. | 3388 |
6 |
| FUJIFILM Corporation | 29399 |
5 |
| Daikin Industries, Ltd. | 10004 |
5 |
| Rohm and Haas Company | 2870 |
5 |
| Sabic Innovative Plastics IP B.V. | 681 |
5 |
| Other owners | 457 |