- All sections
- A - Human necessities
- A24F - Smokers’ requisitesmatch boxessimulated smoking devices
- A24F 9/12 - Devices for cleaning tobacco pipes by steam, air, or water
Patent holdings for IPC class A24F 9/12
Total number of patents in this class: 1
10-year publication summary
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0
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2
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2
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0
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1
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1
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1
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2
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1
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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
|
|---|---|---|
| Korea Research Institute of Chemical Technology | 1478 |
1 |
| Other owners | 0 |