Buried sensor system
US-10217920-B2 · Feb 26, 2019 · US
Mechanical Engineering
Mechanical Engineering · 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 | F24J3/08 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 6 |
| 2017 | 8 |
| 2018 | 2 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid Residential Ground-Coupled Heat Pump
US-2018195778-A1 · Jul 12, 2018 · US
Heat transfer pipe embedded in a prefabricated pipe pile and embedding method
US-2018180326-A1 · Jun 28, 2018 · US
Scale inhibition method and geothermal power generating device
US-9840429-B2 · Dec 12, 2017 · US
Scale suppression apparatus, geothermal power generation system using the same, and scale suppression method
US-9815724-B2 · Nov 14, 2017 · US
Optimized heating and cooling system
US-9784509-B2 · Oct 10, 2017 · US
Thermally enhanced HDD grout
US-9758433-B2 · Sep 12, 2017 · US
Scale suppression apparatus, geothermal power generation system using the same, and scale suppression method
US-9745213-B2 · Aug 29, 2017 · US
Geothermal integrated expansion spool assembly
US-9644449-B2 · May 9, 2017 · US
Multi-phase passive thermal transfer for subsea apparatus
US-9581358-B2 · Feb 28, 2017 · US
Phase-change cooling of subterranean power lines
US-9562704-B2 · Feb 7, 2017 · US
Geothermic heater system
US-9476283-B2 · Oct 25, 2016 · US
Geothermal system with earth grounding component
US-9447992-B2 · Sep 20, 2016 · US
Binary power generation system
US-9410535-B2 · Aug 9, 2016 · US
Heat exchange system configured with a membrane contactor
US-9403102-B2 · Aug 2, 2016 · US
Energy system for dwelling support
US-2016194997-A1 · Jul 7, 2016 · US
Phase-change cooling of subterranean power lines
US-2016054032-A1 · Feb 25, 2016 · US
Geothermal energization of a non-combustion chemical reactor and associated systems and methods
US-9222704-B2 · Dec 29, 2015 · US
Composition and method for dissipating heat underground
US-9206084-B2 · Dec 8, 2015 · US
Storing carbon dioxide and producing methane and geothermal energy from deep saline aquifiers
US-2015345279-A1 · Dec 3, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24J3/08?
- CPC F24J3/08 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F24J3/08 (Mechanical Engineering)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC F24J3/08 growing?
- Publication counts under this code: 2 in 2018 vs 1 in 2019 (latest complete years).