- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 253/10 - Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds to compounds containing carbon-to-carbon double bonds
Patent holdings for IPC class C07C 253/10
Total number of patents in this class: 148
10-year publication summary
|
7
|
2
|
1
|
1
|
2
|
4
|
2
|
4
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| INV Nylon Chemicals Americas, LLC | 186 |
27 |
| INVISTA Technologies S.a.r.l. | 415 |
25 |
| INVISTA North America, LLC | 152 |
22 |
| BASF SE | 20967 |
7 |
| Rhodia Operations | 1586 |
7 |
| Zhejiang Nhu Company Limited | 174 |
7 |
| Zhejiang Nhu Special Materials Co., Ltd | 31 |
6 |
| INVISTA Textiles (U.K.) Limited | 260 |
5 |
| Zhejiang University | 3170 |
4 |
| Mitsui Chemicals, Inc. | 3225 |
3 |
| Daiichi Sankyo Company, Limited | 1881 |
3 |
| Hikal Limited | 55 |
3 |
| INVISTA North America S.a.r.l. | 176 |
3 |
| Syngenta Participations AG | 1894 |
2 |
| Sumitomo Chemical Company, Limited | 9044 |
2 |
| Arkema France | 4159 |
2 |
| Shandong Nhu Amino Acid Co.,Ltd. | 15 |
2 |
| Evonik Operations GmbH | 4123 |
2 |
| Zhejiang Nhu Nylon Materials Co., Ltd. | 3 |
2 |
| 3m Innovative Properties Company | 17813 |
1 |
| Other owners | 13 |