- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 31/04 - Methanol
Patent holdings for IPC class C07C 31/04
Total number of patents in this class: 941
10-year publication summary
|
53
|
65
|
50
|
67
|
60
|
64
|
83
|
87
|
113
|
72
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Topsoe A/S | 1044 |
52 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4120 |
35 |
| Johnson Matthey Davy Technologies Limited | 518 |
31 |
| SABIC Global Technologies B.V. | 4596 |
29 |
| BASF SE | 21303 |
25 |
| Casale SA | 633 |
23 |
| NGK Insulators, Ltd. | 5232 |
22 |
| Haldor Topsøe A/S | 636 |
21 |
| Mitsubishi Gas Chemical Company, Inc. | 3619 |
19 |
| Sumitomo Chemical Company, Limited | 8996 |
13 |
| ThyssenKrupp AG | 3423 |
13 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
12 |
| Mitsui Chemicals, Inc. | 3242 |
10 |
| Eastman Chemical Company | 2081 |
10 |
| Gascontec GmbH | 40 |
10 |
| Johnson Matthey Public Limited Company | 1767 |
10 |
| ThyssenKrupp Uhde GmbH | 379 |
10 |
| University of Southern California | 2128 |
9 |
| Chevron Phillips Chemical Company LP | 1862 |
9 |
| Linde GmbH | 1357 |
9 |
| Other owners | 569 |