- 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: 834
10-year publication summary
|
19
|
45
|
59
|
43
|
57
|
53
|
51
|
70
|
75
|
72
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Topsoe A/S | 933 |
45 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3997 |
29 |
| SABIC Global Technologies B.V. | 4382 |
27 |
| Johnson Matthey Davy Technologies Limited | 288 |
24 |
| NGK Insulators, Ltd. | 5124 |
21 |
| Haldor Topsøe A/S | 643 |
21 |
| BASF SE | 21053 |
17 |
| Casale SA | 625 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8832 |
12 |
| Sumitomo Chemical Company, Limited | 9090 |
12 |
| University of Southern California | 2123 |
12 |
| Mitsubishi Gas Chemical Company, Inc. | 3485 |
12 |
| Johnson Matthey Public Limited Company | 1876 |
11 |
| Mitsui Chemicals, Inc. | 3235 |
10 |
| Eastman Chemical Company | 2218 |
10 |
| Chevron Phillips Chemical Company LP | 1843 |
9 |
| Gascontec GmbH | 37 |
9 |
| Linde GmbH | 1273 |
9 |
| Uop LLC | 4248 |
8 |
| ThyssenKrupp AG | 3320 |
8 |
| Other owners | 513 |