F24V 50/00
Use of heat from natural sources
Official title: Use of heat from natural sources, e.g. from the sea
F24V50/00 (Use of heat from natural sources) appears on 48 US grants and 53 published applications in this corpus.
Search patents in F24V- Granted patents
- 48
- Published applications
- 53
- Assignees
- 21
- Inventors
- 71
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 6 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 0 | 6 |
| 2014 | 3 | 5 |
| 2015 | 4 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 3 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 2 | 3 |
| 2024 | 1 | 5 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for restoration of a salty body of water that harnesses hydro, solar, and geothermal energy, to be used in remote locations and different applications including the production of distilled water from a salty body of water31 Mar 2026US 12,590,736 B2
- Heat exchanger arrangement22 Apr 2025US 12,281,848 B2Envola GmbH
- Self-contained in-ground geothermal generator and heat exchanger with in-line pump used in several alternative applications including the restoration of the Salton Sea18 Jun 2024US 12,013,155 B2
- Process for providing residential heating comfort during winter months without using fossil fuels as an energy source7 Nov 2023US 11,808,462 B1
- Device for energy transfer and for energy storage in a liquid reservoir3 Oct 2023US 11,774,185 B2Envola GmbH
- Thermoelectric Hydro Energy Harvester28 Aug 2025US 2025/0270982 A1
- System for restoration of a salty body of water that harnesses hydro, solar, and geothermal energy, to be used in remote locations and different applications including the production of distilled water from a salty body of water12 Dec 2024US 2024/0410624 A1
- Aluminum production powered by geothermal energy3 Oct 2024US 2024/0327949 A1EnhancedGEO Holdings, LLC
- A system and a method for geothermal heating and cooling based on advection3 Oct 2024US 2024/0328677 A1
- System and method for geothermal heating and cooling based on advection19 Sep 2024US 2024/0310081 A1
Most cited
By later US patents
- Apparatus for utilizing natural energies60US 4,159,427 AMesserschmitt-Boelkow-Blohm Gesellschaft mit beschraenkter Haftung · 1979
- Heat storage tank57US 4,010,731 AHalm Instrument Co., Inc. · 1977
- Geothermal subcircuit for air conditioning unit54US 5,937,665 AGeofurnace Systems, Inc. · 1999
- Temperature control system utilizing naturally occurring energy sources31US 4,015,962 AXenco Ltd. · 1977
- Systems and methods for providing supplemental aqueous thermal energy31US 8,821,602 B2McAlister Technologies, LLC · 2014