- All sections
- C - Chemistry; metallurgy
- 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: 402
10-year publication summary
|
42
|
37
|
37
|
26
|
18
|
14
|
21
|
26
|
28
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 11322 |
29 |
| ExxonMobil Research And Engineering Company | 2830 |
19 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
15 |
| Fulcrum BioEnergy, Inc. | 48 |
15 |
| Shell Oil Company | 2196 |
10 |
| GreatPoint Energy, Inc. | 69 |
10 |
| Battelle Memorial Institute | 2356 |
8 |
| 8 Rivers Capital, LLC | 224 |
8 |
| Velocys Technologies Limited | 70 |
8 |
| Shell USA, Inc. | 1074 |
8 |
| Haldor Topsøe A/S | 698 |
7 |
| Air Products and Chemicals, Inc. | 1448 |
6 |
| Fluor Technologies Corporation | 410 |
6 |
| Johnson Matthey Public Limited Company | 1852 |
6 |
| Kellogg Brown & Root LLC | 489 |
6 |
| Gas Technology Institute | 374 |
4 |
| Praxair Technology, Inc. | 1367 |
4 |
| Abundia Biomass-to-liquids Limited | 19 |
4 |
| RWE Generation NL B.V. | 16 |
4 |
| Other owners | 210 |