Blowtorch having continuous-flame mode
US-11774092-B2 · Oct 3, 2023 · US
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for torches (F23D14/52 takes precedence)
for torches (F23D14/52 takes precedence) · 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 | F23D14/465 |
| Official title | {for torches (F23D14/52 takes precedence)} |
| Display label | for torches (F23D14/52 takes precedence) |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat shrink gas gun
US-11525573-B2 · Dec 13, 2022 · US
Blowtorch having continuous-flame mode
US-2022196236-A1 · Jun 23, 2022 · US
Heat shrink gas gun
US-2021247066-A1 · Aug 12, 2021 · US
Ozone supply unit and method for providing ozone for a flame burner apparatus and/or for an oxygen cutting apparatus
US-11084116-B2 · Aug 10, 2021 · US
Flame gun with flow control ring
US-10962221-B2 · Mar 30, 2021 · US
Method for flame straightening and burner assembly for this purpose
US-10955133-B2 · Mar 23, 2021 · US
Flame Gun with Flow Control Ring
US-2020149739-A1 · May 14, 2020 · US
Air heater
US-2019338950-A1 · Nov 7, 2019 · US
Torch with integral flashback arrestor and thermal shut-off device
US-2019323709-A1 · Oct 24, 2019 · US
Ozone supply unit and method for providing ozone for a flame burner apparatus and/or for an oxygen cutting apparatus
US-2019255645-A1 · Aug 22, 2019 · US
Automatic gas torch ignition in an oxygen rich environment
US-9989250-B2 · Jun 5, 2018 · US