Heater
US-12181184-B2 · Dec 31, 2024 · US
Combined water and air heaters
Combined water and air heaters · 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 | F24H6/00 |
| Official title | Combined water and air heaters |
| Display label | Combined water and air heaters |
| Total patents | 75 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 10 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 16 |
| 2025 | 7 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated space conditioning and water heating/cooling systems and methods thereto
US-12173909-B2 · Dec 24, 2024 · US
A device having an air cushion for heating room air and a liquid
US-2024247836-A1 · Jul 25, 2024 · US
Air heating apparatus
US-2024219071-A1 · Jul 4, 2024 · US
Air conditioning system using heat pump and air heating device
US-2024210043-A1 · Jun 27, 2024 · US
Air heating apparatus and method for disassembling air heating apparatus
US-2024060682-A1 · Feb 22, 2024 · US
Air heating apparatus
US-2024060680-A1 · Feb 22, 2024 · US
Air heating apparatus
US-2024060684-A1 · Feb 22, 2024 · US
Air heating apparatus and method for supplying water to air heating apparatus
US-2024060683-A1 · Feb 22, 2024 · US
Air heating apparatus and method for disassembling air heating apparatus
US-2024060681-A1 · Feb 22, 2024 · US
Hybrid multi-air conditioning system and method for controlling a hybrid multi-air conditioning system
US-2024027077-A1 · Jan 25, 2024 · US
Integrated space conditioning and water heating/cooling systems and methods thereto
US-2023358415-A1 · Nov 9, 2023 · US
Heat utilisation in an environmental control system
US-11780298-B2 · Oct 10, 2023 · US
Integrated space conditioning and water heating/cooling systems and methods thereto
US-11739952-B2 · Aug 29, 2023 · US
Heating Apparatus and Recreational Vehicle With Heating Apparatus
US-2023136360-A1 · May 4, 2023 · US
Heating Apparatus, Recreational Vehicle With Heating Apparatus and Method for Heating Fluids in a Recreational Vehicle
US-2023138744-A1 · May 4, 2023 · US
Climate control system
US-2023072821-A1 · Mar 9, 2023 · US
Evaporator for water heating device
US-11519671-B2 · Dec 6, 2022 · US
Heater
US-2022371395-A1 · Nov 24, 2022 · US
Gas furnace to produce heated air and optionally hot water via a bypass pipe
US-11499750-B2 · Nov 15, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24H6/00?
- CPC F24H6/00 is the Cooperative Patent Classification code for “Combined water and air heaters.”
- How many patents are filed under CPC F24H6/00 (Combined water and air heaters)?
- Our database includes 75 publications tagged with this CPC code.
- Is patent activity under CPC F24H6/00 growing?
- Publication counts under this code: 16 in 2024 vs 7 in 2025 (latest complete years).