- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 253/30 - Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
Patent holdings for IPC class C07C 253/30
Total number of patents in this class: 860
10-year publication summary
|
66
|
62
|
60
|
53
|
57
|
45
|
63
|
49
|
39
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20432 |
31 |
| Arkema France | 3889 |
20 |
| Sumitomo Chemical Company, Limited | 8988 |
18 |
| Mitsui Chemicals, Inc. | 3187 |
13 |
| Soochow University | 1718 |
12 |
| LG Chem, Ltd. | 17639 |
11 |
| DSM IP Assets B.V. | 5802 |
11 |
| Henkel AG & Co. KGaA | 10351 |
11 |
| University of Florida Research Foundation, Inc. | 3958 |
10 |
| Syngenta Participations AG | 3032 |
9 |
| Daikin Industries, Ltd. | 9838 |
9 |
| Les Laboratoires Servier | 597 |
9 |
| Daiichi Sankyo Company, Limited | 1864 |
8 |
| Takasago International Corporation | 403 |
8 |
| Evonik Operations GmbH | 4021 |
8 |
| Henkel IP & Holding GmbH | 578 |
7 |
| Osaka University | 3295 |
7 |
| Studiengesellschaft Kohle mbH | 113 |
7 |
| Oriental (Luzhou) Agrochemicals. Co., Ltd. | 15 |
7 |
| INV Nylon Chemicals Americas, LLC | 179 |
7 |
| Other owners | 637 |