- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
Patent holdings for IPC class C07C 29/151
Total number of patents in this class: 1022
10-year publication summary
|
62
|
61
|
43
|
52
|
80
|
66
|
73
|
86
|
99
|
89
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Topsoe A/S | 948 |
91 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3988 |
43 |
| Haldor Topsøe A/S | 642 |
43 |
| SABIC Global Technologies B.V. | 4388 |
29 |
| Johnson Matthey Davy Technologies Limited | 290 |
28 |
| Casale SA | 627 |
23 |
| ExxonMobil Research And Engineering Company | 2547 |
21 |
| BASF SE | 21080 |
19 |
| BP p.l.c. | 516 |
19 |
| Enerkem Inc. | 87 |
18 |
| University of Southern California | 2123 |
17 |
| Johnson Matthey Public Limited Company | 1877 |
17 |
| ThyssenKrupp AG | 3328 |
15 |
| PCL Administration LLC | 19 |
15 |
| Siemens AG | 24344 |
13 |
| ENI S.p.A. | 1276 |
12 |
| Gascontec GmbH | 37 |
12 |
| Saudi Arabian Oil Company | 13569 |
12 |
| ThyssenKrupp Industrial Solutions AG | 632 |
11 |
| Bridgestone Americas Tire Operations, LLC | 1083 |
10 |
| Other owners | 554 |