Tool with improved ignition efficiency
US-11852342-B2 · Dec 26, 2023 · US
Starting devices (igniting F23Q)
Starting devices (igniting F23Q) · 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 | F23D11/42 |
| Official title | Starting devices (igniting F23Q) |
| Display label | Starting devices (igniting F23Q) |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 7 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Burner with multiple sections and control for adaptable use
US-11402092-B2 · Aug 2, 2022 · US
Tool with improved ignition efficiency
US-2022235935-A1 · Jul 28, 2022 · US
Burner with multiple sections and control for adaptable use
US-2022018534-A1 · Jan 20, 2022 · US
Fuel combustion system with a perforated reaction holder
US-11156356-B2 · Oct 26, 2021 · US
Combustion chamber assembly
US-11046149-B2 · Jun 29, 2021 · US
Fuel combustion system with a perforated reaction holder
US-2019277492-A1 · Sep 12, 2019 · US
Fuel combustion system with a perforated reaction holder
US-10337729-B2 · Jul 2, 2019 · US
Perforated flame holder support structure with heating element
US-2019137096-A1 · May 9, 2019 · US
Combustion system with flame location actuation
US-10240788-B2 · Mar 26, 2019 · US
Thermal and thrust management in dynamic pressure exchangers
US-10240794-B2 · Mar 26, 2019 · US
Combustion chamber assembly
US-2019030993-A1 · Jan 31, 2019 · US
Startup method and mechanism for a burner having a perforated flame holder
US-2019003705-A1 · Jan 3, 2019 · US
Combustion system with flame location actuation
US-2018372314-A1 · Dec 27, 2018 · US
Startup method and mechanism for a burner having a perforated flame holder
US-10077899-B2 · Sep 18, 2018 · US
Combustion system with flame location actuation
US-10066835-B2 · Sep 4, 2018 · US
Fuel combustion system with a perforated reaction holder
US-2018003378-A1 · Jan 4, 2018 · US
Fuel combustion system with a perforated reaction holder
US-9797595-B2 · Oct 24, 2017 · US
Thermal and thrust management in dynamic pressure exchangers
US-2017234540-A1 · Aug 17, 2017 · US
Burner with a series of fuel gas ejectors and a perforated flame holder
US-9562682-B2 · Feb 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23D11/42?
- CPC F23D11/42 is the Cooperative Patent Classification code for “Starting devices (igniting F23Q).”
- How many patents are filed under CPC F23D11/42 (Starting devices (igniting F23Q))?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F23D11/42 growing?
- Publication counts under this code: 3 in 2022 vs 1 in 2023 (latest complete years).