- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 31/20 - Dihydroxylic alcohols
Patent holdings for IPC class C07C 31/20
Total number of patents in this class: 1143
10-year publication summary
|
94
|
68
|
80
|
80
|
85
|
81
|
64
|
37
|
62
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3397 |
87 |
| Shell Oil Company | 2067 |
65 |
| BASF SE | 21318 |
50 |
| Avantium Knowledge Centre B.V. | 205 |
33 |
| Daicel Corporation | 2544 |
30 |
| Archer Daniels Midland Company | 1077 |
27 |
| Evonik Operations GmbH | 4374 |
25 |
| LG Chem, Ltd. | 17937 |
21 |
| Genomatica, Inc. | 480 |
21 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 692 |
18 |
| Changchun Meihe Science and Technology Development Co.,Ltd | 31 |
18 |
| Mitsubishi Chemical Corporation | 4726 |
17 |
| Shell USA, Inc. | 1325 |
15 |
| Eastman Chemical Company | 2096 |
14 |
| UPM-Kymmene Corporation | 993 |
14 |
| Toray Industries, Inc. | 7116 |
13 |
| The Coca-Cola Company | 2442 |
13 |
| Chevron Phillips Chemical Company LP | 1861 |
11 |
| Johnson Matthey Davy Technologies Limited | 528 |
11 |
| Schlumberger Canada Limited | 7609 |
10 |
| Other owners | 630 |