- All sections
- C - Chemistry; metallurgy
- 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: 697
10-year publication summary
|
51
|
50
|
45
|
58
|
64
|
61
|
63
|
61
|
65
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
69 |
| Dow Global Technologies LLC | 10147 |
56 |
| Idemitsu Kosan Co., Ltd. | 3995 |
17 |
| Mitsubishi Engineering-Plastics Corporation | 311 |
13 |
| Toray Industries, Inc. | 6652 |
10 |
| Cargill, Incorporated | 2835 |
10 |
| Mitsubishi Chemical Corporation | 4313 |
9 |
| Zeon Corporation | 3854 |
9 |
| Midori Anzen Co., Ltd. | 109 |
8 |
| Tesa SE | 1011 |
8 |
| Iowa State University Research Foundation, Inc. | 685 |
7 |
| Novamont S.p.A. | 354 |
7 |
| Kaneka Corporation | 4445 |
6 |
| Archer Daniels Midland Company | 1164 |
6 |
| Galata Chemicals LLC | 46 |
6 |
| Lanxess Deutschland GmbH | 1104 |
6 |
| FUJIFILM Corporation | 27102 |
5 |
| Rohm and Haas Company | 2805 |
5 |
| Sabic Innovative Plastics IP B.V. | 683 |
5 |
| Showa Denko K.K. | 2539 |
5 |
| Other owners | 430 |