Air pressure detection device, combustor, gas water heater, method and apparatus for controlling gas water heater, and computer-readable storage medium
US-12595933-B2 · Apr 7, 2026 · US
Safety devices, e.g. operative in case of failure of gas supply
Safety devices, e.g. operative in case of failure of gas supply · 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 | F23D14/72 |
| Official title | Safety devices, e.g. operative in case of failure of gas supply |
| Display label | Safety devices, e.g. operative in case of failure of gas supply |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 10 |
| 2017 | 2 |
| 2018 | 6 |
| 2019 | 8 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reactor apparatus
US-12405004-B2 · Sep 2, 2025 · US
Combustion system
US-2025251128-A1 · Aug 7, 2025 · US
Cooking appliance
US-2025180224-A1 · Jun 5, 2025 · US
Cooking appliance and method for controlling cooking appliance
US-2025180225-A1 · Jun 5, 2025 · US
Cooking appliance
US-2025180226-A1 · Jun 5, 2025 · US
Cooking appliance
US-2025180216-A1 · Jun 5, 2025 · US
Gas-air mixing structure and burner
US-2025020321-A1 · Jan 16, 2025 · US
Flame arrester for process devices
US-11992721-B2 · May 28, 2024 · US
Air pressure detection device, combustor, gas water heater, method and apparatus for controlling gas water heater, and computer-readable storage medium
US-2024085058-A1 · Mar 14, 2024 · US
Control method of gas furnace
US-11624504-B2 · Apr 11, 2023 · US
Reactor apparatus
US-2023001343-A1 · Jan 5, 2023 · US
Cooktop appliance with a wired temperature sensor
US-11506542-B2 · Nov 22, 2022 · US
System and method for delivering fire suppression agent to an obstructed gas appliance
US-11491356-B2 · Nov 8, 2022 · US
Gas cooking appliance with ignition position indicator
US-11486574-B2 · Nov 1, 2022 · US
Cooktop appliance temperature sensor with transient temperature correction
US-11473781-B2 · Oct 18, 2022 · US
Gas cooking appliance with ignition position indicator
US-2022178538-A1 · Jun 9, 2022 · US
Flame arrester for process devices
US-2022008770-A1 · Jan 13, 2022 · US
Cooktop appliance temperature sensor with transient temperature correction
US-2021404666-A1 · Dec 30, 2021 · US
Cooktop appliance with a wired temperature sensor
US-2021239538-A1 · Aug 5, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23D14/72?
- CPC F23D14/72 is the Cooperative Patent Classification code for “Safety devices, e.g. operative in case of failure of gas supply.”
- How many patents are filed under CPC F23D14/72 (Safety devices, e.g. operative in case of failure of gas supply)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC F23D14/72 growing?
- Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).