G21C 19/18
Apparatus for bringing fuel elements to the reactor charge area
Official title: Apparatus for bringing fuel elements to the reactor charge area, e.g. from a storage place
G21C19/18 (Apparatus for bringing fuel elements to the reactor charge area) appears on 69 US grants and 57 published applications in this corpus.
Search patents in G21C- Granted patents
- 69
- Published applications
- 57
- Assignees
- 47
- Inventors
- 182
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 4 |
| 2014 | 0 | 3 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 4 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 7 |
| 2020 | 2 | 4 |
| 2021 | 4 | 1 |
| 2022 | 1 | 4 |
| 2023 | 1 | 5 |
| 2024 | 2 | 4 |
| 2025 | 1 | 0 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Closure head lifting device for a nuclear reactor19 May 2026US 12,633,428 B2Rolls-Royce Smr Limited
- Offshore and marine vessel-based nuclear reactor configuration, deployment and operation5 May 2026US 12,620,501 B2Energie propre Prodigy Ltee / Prodigy Clean Energy Ltd.
- In-vessel core component handling systems and methods28 Apr 2026US 12,614,644 B2TerraPower, LLC
- Fuel handling system, layout, and process for nuclear reactor17 Feb 2026US 12,555,694 B2TerraPower, LLC
- Fuel salt shipping system1 Jul 2025US 12,347,577 B1Natura Resources LLC
- Offshore and marine vessel-based nuclear reactor configuration, deployment and operation2 Jul 2026US 2026/0188534 A1Energie propre Prodigy Ltee / Prodigy Clean Energy Ltd.
- Fuel handling system, layout, and process for nuclear reactor25 Jun 2026US 2026/0179795 A1TerraPower, LLC
- Nuclear reactor system with lift-out core assembly30 Apr 2026US 2026/0120900 A1Radiant Industries, Incorporated
- Fuel salt shipping system30 Apr 2026US 2026/0120901 A1Natura Resources LLC
- Fuel salt shipping system5 Mar 2026US 2026/0066144 A1Natura Resources LLC
Most cited
By later US patents
- Emergency transfer tube closure and process for sealing transfer tube under emergency conditions40US 4,690,795 AWestinghouse Electric Corp. · 1987
- Loading and unloading of a nuclear reactor core37US 4,056,435 ACommissariat A L' Energie Atomique · 1977
- Method of handling fuel assemblies and rods when reloading a nuclear reactor30US 4,374,801 AFramatome · 1983
- Fuel transfer system23US 5,291,532 AGeneral Electric Company · 1994
- Fuel transfer system for a nuclear reactor16US 4,053,067 AWestinghouse Electric Corp. · 1977