Fuel injector for a turbine engine
US-2025341308-A1 · Nov 6, 2025 · US
in which the compressor and burner form a single unit
in which the compressor and burner form a single unit · 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 | F23D14/36 |
| Official title | in which the compressor and burner form a single unit |
| Display label | in which the compressor and burner form a single unit |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 8 |
| 2020 | 12 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel injector for a turbine engine
US-2025327570-A1 · Oct 23, 2025 · US
Fuel mixing apparatus and boiler including the same
US-2025216072-A1 · Jul 3, 2025 · US
Premixing apparatus
US-2025189124-A1 · Jun 12, 2025 · US
Swimming pool/spa gas heater inlet mixer system and associated methods
US-12110707-B2 · Oct 8, 2024 · US
Combustion apparatus
US-11946643-B2 · Apr 2, 2024 · US
Burner and water heating apparatus including same
US-2024003536-A1 · Jan 4, 2024 · US
Combustion systems with ease of serviceability
US-11846449-B2 · Dec 19, 2023 · US
Fresh air intake for low NOx emission furnace
US-11808449-B2 · Nov 7, 2023 · US
Gas furnace
US-11639793-B2 · May 2, 2023 · US
Single-piece refractory for a water heating assembly
US-11639792-B2 · May 2, 2023 · US
Smoke tube boiler
US-11624527-B2 · Apr 11, 2023 · US
Systems for avoiding harmonic modes of gas burners
US-11608984-B1 · Mar 21, 2023 · US
Gas device
US-2022397272-A1 · Dec 15, 2022 · US
Forced-draft pre-mix burner device
US-11441772-B2 · Sep 13, 2022 · US
Combustion device and water heating device
US-2022196284-A1 · Jun 23, 2022 · US
Swimming Pool/Spa Gas Heater Inlet Mixer System And Associated Methods
US-2022136269-A1 · May 5, 2022 · US
Single-piece refractory for a water heating assembly
US-2021404650-A1 · Dec 30, 2021 · US
Totally Aerated Combustion Burner
US-2021356123-A1 · Nov 18, 2021 · US
Combustion systems with ease of serviceability
US-2021341176-A1 · Nov 4, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23D14/36?
- CPC F23D14/36 is the Cooperative Patent Classification code for “in which the compressor and burner form a single unit.”
- How many patents are filed under CPC F23D14/36 (in which the compressor and burner form a single unit)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC F23D14/36 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).