G21C 15/243
For liquids
Official title: for liquids
G21C15/243 (For liquids) appears on 346 US grants and 321 published applications in this corpus.
Search patents in G21C- Granted patents
- 346
- Published applications
- 321
- Assignees
- 121
- Inventors
- 806
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 14 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 8 | 5 |
| 2003 | 8 | 4 |
| 2004 | 4 | 7 |
| 2005 | 3 | 2 |
| 2006 | 1 | 5 |
| 2007 | 2 | 0 |
| 2008 | 1 | 10 |
| 2009 | 2 | 8 |
| 2010 | 3 | 11 |
| 2011 | 2 | 13 |
| 2012 | 10 | 35 |
| 2013 | 16 | 16 |
| 2014 | 18 | 8 |
| 2015 | 13 | 16 |
| 2016 | 8 | 21 |
| 2017 | 11 | 17 |
| 2018 | 13 | 20 |
| 2019 | 15 | 11 |
| 2020 | 24 | 20 |
| 2021 | 15 | 11 |
| 2022 | 11 | 18 |
| 2023 | 12 | 18 |
| 2024 | 19 | 19 |
| 2025 | 16 | 7 |
| 2026 | 10 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- In-vessel natural circulation alkali metal reactor system, purification system, and associated methods6 Oct 2026US 12,755,855 B2Oklo Inc.
- Passive condensation tank cooling system of passive auxiliary feedwater system28 Jul 2026US 12,694,997 B2Korea Hydro & Nuclear Power Co., Ltd.
- Reactor cooling system for disaster accident, and reactor cooling method using same23 Jun 2026US 12,665,098 B2Korea Hydro & Nuclear Power Co., Ltd.
- Passive cooling system for nuclear reactor and method for operating the same2 Jun 2026US 12,646,630 B2Korea Atomic Energy Research Institute
- Reactor systems having an external fuel salt loop26 May 2026US 12,640,277 B2TerraPower, LLC
- Molten fuel reactor thermal management configurations24 Sep 2026US 2026/0290630 A1c/o TerraPower, LLC
- Heat-generating nuclear reactor with liquid metal coolant and core comprising coolant-sealed tubes each housing "triso" nuclear fuel particles24 Sep 2026US 2026/0290636 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Cooling system for electromagnetic pump system24 Sep 2026US 2026/0291358 A1Nano Nuclear Energy Inc.
- Flow calming assembly for nuclear reactor, and associated reactor and method10 Sep 2026US 2026/0269094 A1Framatome
- Canned Rotodynamic Flow Machine For A Molten Salt Nuclear Reactor And An Active Magnetic Bearing For Use In A Flow Machine For A Molten Salt Nuclear Reactor20 Aug 2026US 2026/0243262 A1Copenhagen Atomics A/S
Most cited
By later US patents
- Method and apparatus for inhibiting oxidation in pumps for pumping molten metal121US 5,676,520 A1997
- Liquid metal pump118US 4,360,314 AThe United States of America as represented by the United States Department of Energy · 1982
- Nuclear boiler60US 4,039,377 ACommissariat A L' Energie Atomique · 1977
- Pump/heat exchanger49US 4,216,821 ACommissariat A L' Energie Atomique · 1980
- Jet pump with labyrinth seal47US 4,285,770 AGeneral Electric Company · 1981