- 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: 856
10-year publication summary
|
79
|
66
|
62
|
60
|
53
|
57
|
45
|
62
|
49
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
30 |
| Arkema France | 3790 |
22 |
| Sumitomo Chemical Company, Limited | 8808 |
18 |
| DSM IP Assets B.V. | 5856 |
13 |
| Mitsui Chemicals, Inc. | 3134 |
13 |
| Soochow University | 1605 |
12 |
| LG Chem, Ltd. | 17205 |
11 |
| Henkel AG & Co. KGaA | 10129 |
11 |
| Syngenta Participations AG | 4970 |
9 |
| University of Florida Research Foundation, Inc. | 3883 |
9 |
| Les Laboratoires Servier | 599 |
9 |
| Daikin Industries, Ltd. | 9495 |
8 |
| Daiichi Sankyo Company, Limited | 1829 |
8 |
| Studiengesellschaft Kohle mbH | 118 |
8 |
| Takasago International Corporation | 406 |
8 |
| Henkel IP & Holding GmbH | 684 |
7 |
| Osaka University | 3143 |
7 |
| Oriental (Luzhou) Agrochemicals. Co., Ltd. | 15 |
7 |
| Evonik Operations GmbH | 3879 |
7 |
| INV Nylon Chemicals Americas, LLC | 182 |
7 |
| Other owners | 632 |