- All sections
- C - Chemistrymetallurgy
- 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: 866
10-year publication summary
|
67
|
62
|
60
|
54
|
57
|
45
|
63
|
50
|
39
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20777 |
31 |
| Arkema France | 3987 |
20 |
| Sumitomo Chemical Company, Limited | 9009 |
18 |
| Mitsui Chemicals, Inc. | 3197 |
13 |
| Soochow University | 1731 |
12 |
| LG Chem, Ltd. | 17561 |
11 |
| DSM IP Assets B.V. | 5659 |
11 |
| Henkel AG & Co. KGaA | 10451 |
11 |
| University of Florida Research Foundation, Inc. | 3989 |
10 |
| Daikin Industries, Ltd. | 9957 |
9 |
| Les Laboratoires Servier | 541 |
9 |
| Daiichi Sankyo Company, Limited | 1852 |
8 |
| Takasago International Corporation | 405 |
8 |
| Evonik Operations GmbH | 4045 |
8 |
| F. Hoffmann-La Roche AG | 7926 |
7 |
| Syngenta Participations AG | 1919 |
7 |
| Henkel IP & Holding GmbH | 568 |
7 |
| Osaka University | 3362 |
7 |
| Toagosei Co., Ltd. | 957 |
7 |
| Oriental (Luzhou) Agrochemicals. Co., Ltd. | 15 |
7 |
| Other owners | 645 |