- All sections
- C - Chemistrymetallurgy
- C10K - Purifying or modifying the chemical composition of combustible gases containing carbon monoxide
- C10K 1/04 - Purifying combustible gases containing carbon monoxide by cooling to condense non-gaseous materials
Patent holdings for IPC class C10K 1/04
Total number of patents in this class: 213
10-year publication summary
|
23
|
7
|
15
|
11
|
11
|
10
|
3
|
11
|
20
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3985 |
9 |
| Air Products and Chemicals, Inc. | 1443 |
8 |
| Saudi Arabian Oil Company | 13224 |
5 |
| Danmarks Tekniske Universitet | 970 |
4 |
| Haldor Topsøe A/S | 660 |
4 |
| Jupeng Bio (HK) Limited | 52 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3548 |
3 |
| 8 Rivers Capital, LLC | 235 |
3 |
| Clean Thermodynamic Energy Conversion Ltd | 11 |
3 |
| Ensyn Renewables, Inc. | 74 |
3 |
| GDF Suez | 38 |
3 |
| Phillips 66 Company | 1052 |
3 |
| Renergi Pty Ltd | 18 |
3 |
| Sekisui Chemical Co., Ltd. | 3433 |
3 |
| Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. | 95 |
3 |
| Milena-olga Joint Innovation Assets B.V. | 13 |
3 |
| Braven Environmental, LLC | 19 |
3 |
| Battelle Memorial Institute | 2492 |
2 |
| AMEC Foster Wheeler Energia Oy | 23 |
2 |
| Anaergia Inc. | 108 |
2 |
| Other owners | 140 |