- 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: 230
10-year publication summary
|
7
|
15
|
11
|
11
|
11
|
4
|
13
|
25
|
18
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
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 | 4117 |
10 |
| Air Products and Chemicals, Inc. | 1471 |
8 |
| Saudi Arabian Oil Company | 14235 |
5 |
| Danmarks Tekniske Universitet | 1025 |
4 |
| Haldor Topsøe A/S | 636 |
4 |
| Jupeng Bio (HK) Limited | 54 |
4 |
| Topsoe A/S | 1045 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
3 |
| 8 Rivers Capital, LLC | 232 |
3 |
| Clean Thermodynamic Energy Conversion Ltd | 11 |
3 |
| Ensyn Renewables, Inc. | 73 |
3 |
| GDF Suez | 37 |
3 |
| Merenas Trust Reg. | 10 |
3 |
| Phillips 66 Company | 1019 |
3 |
| Renergi Pty Ltd | 18 |
3 |
| Sekisui Chemical Co., Ltd. | 3614 |
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 |
| Valoregen SAS | 4 |
3 |
| Other owners | 152 |