- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 37/20 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
Patent holdings for IPC class C07C 37/20
Total number of patents in this class: 263
10-year publication summary
|
23
|
17
|
22
|
18
|
19
|
10
|
17
|
6
|
17
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SABIC Global Technologies B.V. | 4374 |
34 |
| Mitsubishi Chemical Corporation | 4583 |
21 |
| Covestro Deutschland AG | 2774 |
19 |
| Mitsubishi Gas Chemical Company, Inc. | 3485 |
16 |
| Badger Licensing LLC | 68 |
14 |
| Honshu Chemical Industry Co., Ltd. | 172 |
9 |
| The United States of America as represented by the Secretary of the Navy | 2784 |
8 |
| Idemitsu Kosan Co., Ltd. | 4239 |
7 |
| SI Group, Inc. | 185 |
7 |
| Sabic Innovative Plastics IP B.V. | 681 |
6 |
| LG Chem, Ltd. | 17680 |
5 |
| Dow Global Technologies LLC | 10448 |
5 |
| DIC Corporation | 3821 |
5 |
| SHPP Global Technologies B.V. | 1088 |
5 |
| BASF SE | 21039 |
4 |
| Dow Global Technologies Inc. | 801 |
4 |
| Bayer Cropscience AG | 2009 |
3 |
| Central Glass Company, Limited | 1274 |
3 |
| JFE Chemical Corporation | 121 |
3 |
| PTT Global Chemical PCL | 118 |
3 |
| Other owners | 82 |