- All sections
- A - Human necessities
- A62D - Chemical means for extinguishing firesprocesses for making harmful chemical substances harmless, or less harmful, by effecting a chemical changecomposition of materials for coverings or clothing for protecting against harmful chemical agentscomposition of materials for transparent parts of gas-masks, respirators, breathing bags or helmetscomposition of chemical materials for use in breathing apparatus
- A62D 3/20 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by hydropyrolysis or destructive steam gasification, e.g. using water and heat to effect chemical change
Patent holdings for IPC class A62D 3/20
Total number of patents in this class: 15
10-year publication summary
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0
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1
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1
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0
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0
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0
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Baker Hughes Incorporated | 5049 |
1 |
| Energy & Environmental Research Center Foundation | 54 |
1 |
| ENI S.p.A. | 1300 |
1 |
| Green Energy and Technology Sdn. Bhd. | 4 |
1 |
| Natural Energy Systems Inc. | 1 |
1 |
| Osaka City University | 105 |
1 |
| Universite D'orleans | 129 |
1 |
| University of Utah Research Foundation | 1850 |
1 |
| Brgm | 31 |
1 |
| TBA Tech Corp | 1 |
1 |
| Nulife Greentech Inc. | 10 |
1 |
| Centre National de La Recherche Scientifique (cnrs) | 3060 |
1 |
| 374Water Inc. | 11 |
1 |
| Eco Green Tech Co., Ltd. | 1 |
1 |
| Obschestvo S Ogranichennoi Otvetstvennostyu "servis Port. Ag" | 1 |
1 |
| Other owners | 0 |