- 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: 1010
10-year publication summary
|
62
|
61
|
43
|
52
|
80
|
66
|
73
|
86
|
99
|
75
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Topsoe A/S | 906 |
87 |
| Haldor Topsøe A/S | 658 |
45 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3990 |
43 |
| SABIC Global Technologies B.V. | 4352 |
29 |
| Johnson Matthey Davy Technologies Limited | 280 |
28 |
| Casale SA | 617 |
23 |
| ExxonMobil Research And Engineering Company | 2566 |
21 |
| BP p.l.c. | 521 |
19 |
| BASF SE | 20967 |
17 |
| University of Southern California | 2109 |
17 |
| Enerkem Inc. | 86 |
17 |
| Johnson Matthey Public Limited Company | 1867 |
17 |
| ThyssenKrupp AG | 3298 |
15 |
| PCL Administration LLC | 19 |
15 |
| Siemens AG | 24436 |
13 |
| ENI S.p.A. | 1273 |
12 |
| Gascontec GmbH | 37 |
12 |
| Saudi Arabian Oil Company | 13295 |
12 |
| Praxair Technology, Inc. | 1285 |
11 |
| ThyssenKrupp Industrial Solutions AG | 632 |
11 |
| Other owners | 546 |