Tankless Water Heater Connector
US-2023050638-A1 · Feb 16, 2023 · US
using fluid fuel
using fluid fuel · 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 | F24H1/107 |
| Official title | {using fluid fuel} |
| Display label | using fluid fuel |
| Total patents | 80 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 17 |
| 2022 | 19 |
| 2023 | 9 |
| 2024 | 3 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tankless water heater connector
US-11512872-B2 · Nov 29, 2022 · US
Premixing Apparatus
US-2022307691-A1 · Sep 29, 2022 · US
High efficiency tankless water heater
US-2022290894-A1 · Sep 15, 2022 · US
Systems and methods for heater control in fluid heating systems
US-11441815-B2 · Sep 13, 2022 · US
Heat exchanger and water heating apparatus including the same
US-11421946-B2 · Aug 23, 2022 · US
Connected pool and spa heater system
US-2022251861-A1 · Aug 11, 2022 · US
Water heating apparatus with immediate hot water supply function and water heating system
US-11408643-B2 · Aug 9, 2022 · US
Heat exchanger
US-11408686-B2 · Aug 9, 2022 · US
Self-powered water heater
US-11402106-B2 · Aug 2, 2022 · US
Heat exchangers providing low pressure drop
US-11359836-B2 · Jun 14, 2022 · US
Heat exchanger
US-11313585-B2 · Apr 26, 2022 · US
Tankless water heater with bypass valve operating differently in intermittent operation and normal operation
US-11313589-B2 · Apr 26, 2022 · US
Tankless water heater connector
US-2022120471-A1 · Apr 21, 2022 · US
Heat exchanger
US-11306981-B2 · Apr 19, 2022 · US
Tankless water heater systems and methods thereto
US-2022082300-A1 · Mar 17, 2022 · US
Heat exchangers providing low pressure drop
US-2022042716-A1 · Feb 10, 2022 · US
Heat exchanger and water heating apparatus including same
US-11243033-B2 · Feb 8, 2022 · US
Hybrid heater
US-2022025666-A1 · Jan 27, 2022 · US
Water heating apparatus
US-11226133-B2 · Jan 18, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24H1/107?
- CPC F24H1/107 is the Cooperative Patent Classification code for “using fluid fuel.”
- How many patents are filed under CPC F24H1/107 (using fluid fuel)?
- Our database includes 80 publications tagged with this CPC code.
- Is patent activity under CPC F24H1/107 growing?
- Publication counts under this code: 3 in 2024 vs 9 in 2025 (latest complete years).