- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 255/08 - AcrylonitrileMethacrylonitrile
Patent holdings for IPC class C07C 255/08
Total number of patents in this class: 176
10-year publication summary
|
17
|
15
|
23
|
13
|
8
|
14
|
4
|
5
|
2
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Kabushiki Kaisha | 2854 |
44 |
| INEOS Europe AG | 215 |
27 |
| Asahi Kasei Chemicals Corporation | 544 |
21 |
| LG Chem, Ltd. | 17967 |
11 |
| China Petroleum & Chemical Corporation | 2173 |
9 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 259 |
9 |
| Mitsubishi Rayon Co., Ltd. | 848 |
7 |
| Mitsubishi Chemical Corporation | 4742 |
4 |
| Arkema France | 4254 |
4 |
| INEOS USA LLC | 49 |
4 |
| Novomer, Inc. | 141 |
3 |
| Honeywell International Inc. | 12770 |
2 |
| Rezel Engineering Co., Ltd. | 8 |
2 |
| Toshiba Corporation | 12660 |
1 |
| Rohm and Haas Company | 2943 |
1 |
| Toray Industries, Inc. | 7145 |
1 |
| Dia-Nitrix Co., Ltd. | 11 |
1 |
| Henkel AG & Co. KGaA | 10774 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2 |
1 |
| Ascend Performance Materials Operations LLC | 267 |
1 |
| Other owners | 22 |