- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 31/08 - Ethanol
Patent holdings for IPC class C07C 31/08
Total number of patents in this class: 453
10-year publication summary
|
19
|
16
|
22
|
20
|
15
|
21
|
14
|
17
|
19
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Celanese International Corporation | 915 |
108 |
| Sekisui Chemical Co., Ltd. | 3493 |
18 |
| IFP Energies Nouvelles | 2980 |
14 |
| BP p.l.c. | 515 |
13 |
| Mitsubishi Chemical Corporation | 4606 |
7 |
| Dow Global Technologies LLC | 10555 |
6 |
| NGK Insulators, Ltd. | 5144 |
5 |
| Showa Denko K.K. | 2177 |
5 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 678 |
5 |
| Compagnie Generale des Etablissements Michelin | 4797 |
5 |
| BASF SE | 21087 |
4 |
| Uop LLC | 4259 |
4 |
| Abengoa Bioenergia Nuevas Tecnologias, S.A. | 31 |
4 |
| Enerkem Inc. | 87 |
4 |
| ENI S.p.A. | 1279 |
4 |
| Ube Industries, Ltd. | 821 |
4 |
| Air Company Holdings, Inc. | 74 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3545 |
3 |
| ExxonMobil Chemical Patents Inc. | 3948 |
3 |
| Compagnie générale des établissements Michelin SCA | 2591 |
3 |
| Other owners | 230 |