- All sections
- C - Chemistrymetallurgy
- C10K - Purifying or modifying the chemical composition of combustible gases containing carbon monoxide
- C10K 3/04 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by catalytic treatment reducing the carbon monoxide content
Patent holdings for IPC class C10K 3/04
Total number of patents in this class: 467
10-year publication summary
|
37
|
26
|
18
|
13
|
20
|
26
|
30
|
30
|
33
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14349 |
32 |
| ExxonMobil Research And Engineering Company | 2395 |
17 |
| Mitsubishi Heavy Industries, Ltd. | 9188 |
15 |
| PCL Administration LLC | 18 |
14 |
| Shell Internationale Research Maatschappij B.V. | 3387 |
13 |
| Shell Oil Company | 2068 |
10 |
| GreatPoint Energy, Inc. | 66 |
10 |
| 8 Rivers Capital, LLC | 232 |
9 |
| Battelle Memorial Institute | 2610 |
8 |
| Shell USA, Inc. | 1351 |
8 |
| SK Innovation Co., Ltd. | 1494 |
7 |
| Velocys Technologies Limited | 77 |
7 |
| Haldor Topsøe A/S | 629 |
7 |
| Topsoe A/S | 1068 |
7 |
| Johnson Matthey Public Limited Company | 1766 |
6 |
| Kellogg Brown & Root LLC | 524 |
6 |
| Neste Oyj | 794 |
6 |
| BASF SE | 21328 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
5 |
| Air Products and Chemicals, Inc. | 1470 |
5 |
| Other owners | 270 |