Toilet device
US-12560953-B2 · Feb 24, 2026 · US
in which the water is kept separate from the heating medium
in which the water is kept separate from the heating medium · 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 | F24H1/12 |
| Official title | in which the water is kept separate from the heating medium |
| Display label | in which the water is kept separate from the heating medium |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat exchanger assembly and water heater comprising same
US-12474129-B2 · Nov 18, 2025 · US
Toilet device
US-2025231573-A1 · Jul 17, 2025 · US
Warm ultrapure water production device
US-2025033999-A1 · Jan 30, 2025 · US
Systems for reverse airflow damage prevention in appliances
US-12117211-B2 · Oct 15, 2024 · US
Systems for reverse airflow damage prevention in appliances
US-2024183581-A1 · Jun 6, 2024 · US
Fluid heating device
US-11985736-B2 · May 14, 2024 · US
Coolant heater
US-11975594-B2 · May 7, 2024 · US
Heating devices and apparatus
US-11889946-B2 · Feb 6, 2024 · US
PTC liquid heating device
US-11856663-B2 · Dec 26, 2023 · US
Ptc liquid heating device
US-2023354482-A1 · Nov 2, 2023 · US
Heat Exchanger Assembly and Water Heater Comprising Same
US-2023280108-A1 · Sep 7, 2023 · US
Water heating apparatus and method for controlling the apparatus
US-11703253-B2 · Jul 18, 2023 · US
Heat source device
US-11512874-B2 · Nov 29, 2022 · US
Hydraulic manifold for a hydraulic heating and/or cooling system
US-11243000-B2 · Feb 8, 2022 · US
Heat exchanger with a plurality of non-communicating gas vents
US-11118842-B2 · Sep 14, 2021 · US
Coolant heater
US-2021213803-A1 · Jul 15, 2021 · US
Heat transfer device and system integrating such a device
US-11045039-B2 · Jun 29, 2021 · US
Water heating apparatus and method for controlling the apparatus
US-2021190377-A1 · Jun 24, 2021 · US
Fluid heating device
US-2021112628-A1 · Apr 15, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24H1/12?
- CPC F24H1/12 is the Cooperative Patent Classification code for “in which the water is kept separate from the heating medium.”
- How many patents are filed under CPC F24H1/12 (in which the water is kept separate from the heating medium)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F24H1/12 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).