Gas device
US-2022397272-A1 · Dec 15, 2022 · US
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with air supply passages in the baffle or shield
with air supply passages in the baffle or shield · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F23M9/04 |
| Official title | with air supply passages in the baffle or shield |
| Display label | with air supply passages in the baffle or shield |
| Total patents | 2 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Combustion furnace
US-9945564-B2 · Apr 17, 2018 · US