G21C 1/022
Characterised by the design or properties of the core
Official title: {characterised by the design or properties of the core}
G21C1/022 (Characterised by the design or properties of the core) appears on 114 US grants and 139 published applications in this corpus.
Search patents in G21C- Granted patents
- 114
- Published applications
- 139
- Assignees
- 50
- Inventors
- 169
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 5 |
| 2009 | 0 | 9 |
| 2010 | 1 | 20 |
| 2011 | 1 | 22 |
| 2012 | 2 | 7 |
| 2013 | 6 | 3 |
| 2014 | 3 | 8 |
| 2015 | 10 | 3 |
| 2016 | 13 | 6 |
| 2017 | 18 | 8 |
| 2018 | 6 | 7 |
| 2019 | 5 | 4 |
| 2020 | 7 | 6 |
| 2021 | 5 | 6 |
| 2022 | 5 | 4 |
| 2023 | 6 | 4 |
| 2024 | 3 | 8 |
| 2025 | 1 | 3 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel element with multi-smear density fuel4 Aug 2026US 12,700,514 B2TerraPower, LLC
- Fast nuclear reactor core having a gas expansion module21 Apr 2026US 12,609,208 B2Hitachi GE Vernova Nuclear Energy, Ltd.
- Heat pipe networks for heat removal, such as heat removal from nuclear reactors, and associated systems and methods4 Feb 2025US 12,217,878 B2
- Anti-proliferation safeguards for nuclear fuel salts26 Nov 2024US 12,154,697 B2TerraPower, LLC
- Doppler reactivity augmentation device23 Jul 2024US 12,046,380 B2TerraPower, LLC
- Sodium cooled fast reactor mechanical hold down and discrimination system1 Oct 2026US 2026/0301978 A1TerraPower, LLC
- Calandria nuclear core assembly and method of assembling a nuclear moderator core system20 Aug 2026US 2026/0245752 A1Terrestrial Energy Inc.
- Hamr pebble reactor23 Jul 2026US 2026/0213027 A1Odin Electric, Inc.
- Small moderated nuclear reactors9 Jul 2026US 2026/0196368 A1Triad National Security, LLC
- Anti-Proliferation Safeguards for Nuclear Fuel Salts21 May 2026US 2026/0142042 A1TerraPower, LLC
Most cited
By later US patents
- Transuranium elements transmuting fuel assembly40US 5,400,375 AKabushiki Kaisha Toshiba · 1995
- Seed-blanket reactors30US 6,026,136 ARadkowsky Thorium Power Corporation · 2000
- Neutron economic reactivity control system for light water reactors27US 4,879,086 AThe United States of America as represented by the United States Department of Energy · 1989
- Nuclear reactor25US 4,053,359 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977
- Neutron reflector assembly for dynamic spectrum shifting22US 10,734,122 B2TerraPower, LLC · 2020