F24T 10/15
Using bent tubes
Official title: using bent tubes; using tubes assembled with connectors or with return headers
F24T10/15 (Using bent tubes) appears on 184 US grants and 227 published applications in this corpus.
Search patents in F24T- Granted patents
- 184
- Published applications
- 227
- Assignees
- 124
- Inventors
- 340
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 4 | 4 |
| 2006 | 4 | 2 |
| 2007 | 3 | 3 |
| 2008 | 2 | 5 |
| 2009 | 0 | 9 |
| 2010 | 2 | 10 |
| 2011 | 3 | 16 |
| 2012 | 11 | 15 |
| 2013 | 5 | 16 |
| 2014 | 8 | 7 |
| 2015 | 12 | 7 |
| 2016 | 3 | 6 |
| 2017 | 6 | 9 |
| 2018 | 6 | 6 |
| 2019 | 5 | 9 |
| 2020 | 7 | 6 |
| 2021 | 8 | 16 |
| 2022 | 9 | 13 |
| 2023 | 11 | 12 |
| 2024 | 11 | 21 |
| 2025 | 20 | 18 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Collector and use thereof25 Aug 2026US 12,716,619 B2MuoviTech AB
- Geothermal energy system21 Jul 2026US 12,687,324 B2Stoic Transitional Resources Inc.
- Geothermal energy system14 Jul 2026US 12,680,733 B2Stoic Transitional Resources Inc.
- Closed well loop for a geothermal system30 Jun 2026US 12,669,268 B2Schlumberger Technology Corporation
- Forming high-efficiency geothermal wellbores12 May 2026US 12,624,865 B2Eavor Technologies Inc.
- Geothermal Heat Exchangers and Related Installation Apparatuses, Systems, and Methods8 Oct 2026US 2026/0309371 A1Fluidaptic, LLC
- Geothermal energy system8 Oct 2026US 2026/0309372 A1Stoic Transitional Resources Inc.
- Geothermal energy system1 Oct 2026US 2026/0298503 A1Stoic Transitional Resources Inc.
- Geothermal electricity production installation10 Sep 2026US 2026/0266510 A1Eaposys SA
- Reinforced concrete pile, pile assembly, method of joining the piles' heat transfer pipes to each other, and method of fabricating a reinforced concrete pile13 Aug 2026US 2026/0235327 A1
Most cited
By later US patents
- Combined ambient-air and earth exchange heat pump system141US 5,461,876 A1995
- Geothermal heat transfer system116US 4,993,483 A1991
- Geothermal heating and cooling system with solar heating115US 7,234,314 B1Earth to Air Systems, LLC · 2007
- Geothermal heat exchange unit113US 5,816,314 A1998
- Advanced in-ground/in-water heat exchange unit101US 5,623,986 A1997