- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23D - Burners
- F23D 14/80 - Selection of a non-toxic gas
Patent holdings for IPC class F23D 14/80
Total number of patents in this class: 7
10-year publication summary
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ClearSign Combustion Corporation | 111 |
6 |
| Red Leaf Resources, Inc. | 68 |
1 |
| Other owners | 0 |