Water heater dip tube
US-2026085858-A1 · Mar 26, 2026 · US
Arrangement of inlet valves used therewith
Arrangement of inlet valves used therewith · 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 | F24H9/136 |
| Official title | {Arrangement of inlet valves used therewith} |
| Display label | Arrangement of inlet valves used therewith |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water heater dip tube
US-12553643-B2 · Feb 17, 2026 · US
Heat trap apparatus for water heater
US-12352468-B2 · Jul 8, 2025 · US
Water Heater and Method of Operating Thereof
US-2025093074-A1 · Mar 20, 2025 · US
Water heater and method of operating thereof
US-12196454-B2 · Jan 14, 2025 · US
Flexible connectors for water heater
US-2024295342-A1 · Sep 5, 2024 · US
Flexible connectors for water heater
US-12007147-B2 · Jun 11, 2024 · US
Water heater with mix tank fluid time delay for causal feedforward control of hot water temperature
US-RE49883-E · Mar 26, 2024 · US
Water heater dip tube
US-2024053058-A1 · Feb 15, 2024 · US
Modulating gas orifice
US-11874028-B2 · Jan 16, 2024 · US
System and method for leakage mitigation
US-11841088-B2 · Dec 12, 2023 · US
Heat trap apparatus for water heater
US-2023101175-A1 · Mar 30, 2023 · US
Flexible connectors for water heater
US-2023059762-A1 · Feb 23, 2023 · US
Water heater and method of operating thereof
US-2022397305-A1 · Dec 15, 2022 · US
Modulating gas orifice
US-2022299238-A1 · Sep 22, 2022 · US
System and method for leakage mitigation
US-2022252173-A1 · Aug 11, 2022 · US
Water heater inlet fitting, flow sensor, shut off valve and diffuser
US-2022214077-A1 · Jul 7, 2022 · US
Water heater inlet fitting, flow sensor, shut off valve and diffuser
US-11287160-B2 · Mar 29, 2022 · US
Heater tank for heat pump system and method for controlling heater tank
US-2021310695-A1 · Oct 7, 2021 · US
Systems and methods for controlling gas powered appliances
US-2021095893-A1 · Apr 1, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24H9/136?
- CPC F24H9/136 is the Cooperative Patent Classification code for “Arrangement of inlet valves used therewith.”
- How many patents are filed under CPC F24H9/136 (Arrangement of inlet valves used therewith)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC F24H9/136 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).