- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 3/20 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of metal hydroxides with carbon monoxide
Patent holdings for IPC class C01B 3/20
Total number of patents in this class: 6
10-year publication summary
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0
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1
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cornell University | 3456 |
2 |
| The Trustees of Columbia University in the City of New York | 3663 |
1 |
| Antecy B.V. | 17 |
1 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2463 |
1 |
| Virent, Inc. | 146 |
1 |
| Other owners | 0 |