G21C 3/322
Means to influence the coolant flow through or around the bundles
G21C3/322 (Means to influence the coolant flow through or around the bundles) appears on 369 US grants and 206 published applications in this corpus.
Search patents in G21C- Granted patents
- 369
- Published applications
- 206
- Assignees
- 108
- Inventors
- 686
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 15 | 0 |
| 1989 | 16 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 16 | 0 |
| 1993 | 19 | 0 |
| 1994 | 21 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 1 |
| 2002 | 6 | 2 |
| 2003 | 8 | 1 |
| 2004 | 3 | 5 |
| 2005 | 1 | 5 |
| 2006 | 1 | 6 |
| 2007 | 1 | 6 |
| 2008 | 3 | 7 |
| 2009 | 3 | 9 |
| 2010 | 4 | 12 |
| 2011 | 6 | 13 |
| 2012 | 7 | 13 |
| 2013 | 13 | 8 |
| 2014 | 7 | 13 |
| 2015 | 6 | 8 |
| 2016 | 9 | 8 |
| 2017 | 8 | 9 |
| 2018 | 5 | 13 |
| 2019 | 7 | 4 |
| 2020 | 11 | 11 |
| 2021 | 11 | 8 |
| 2022 | 9 | 16 |
| 2023 | 7 | 11 |
| 2024 | 9 | 10 |
| 2025 | 5 | 2 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Channel boxes for a boiling water reactor and methods of manufacture thereof19 May 2026US 12,633,425 B2Westinghouse Electric Corp.
- Fuel bundle with twisted ribbon fuel rodlets for nuclear thermal propulsion applications, structures for manufacture, and methods of manufacture12 May 2026US 12,626,829 B2BWXT Advanced Technologies LLC
- Fuel assembly5 May 2026US 12,620,499 B2Thorium Power, Inc.
- Nuclear fuel assembly with a reinforcement device28 Apr 2026US 12,614,642 B2Framatome
- Nuclear fuel assembly with multi-pitch wire wrap21 Apr 2026US 12,609,209 B2TerraPower, LLC
- Channel boxes for a boiling water reactor and methods of manufacture thereof17 Sep 2026US 2026/0279604 A1Westinghouse Electric Corp.
- Spiral ntp fuel for power flattening20 Aug 2026US 2026/0245751 A1Standard Nuclear, Inc.
- Fuel bundle with twisted ribbon fuel rodlets for nuclear thermal propulsion applications, structures for manufacture, and methods of manufacture6 Aug 2026US 2026/0229376 A1BWXT Advanced Technologies LLC
- Fuel assemblies for reactor systems16 Jul 2026US 2026/0204441 A1BAE SYSTEMS plc
- Inserts and methods for controlling fuel assembly coolant flow rates30 Apr 2026US 2026/0120896 A1
Most cited
By later US patents
- Nuclear fuel assembly58US 4,560,532 AWestinghouse Electric Corp. · 1985
- Grid with nozzle-type coolant deflecting channels for use in nuclear reactor fuel assemblies51US 6,130,927 AKorea Electric Power Corporation · 2000
- Optimized critical power in a fuel bundle with part length rods49US 5,229,068 AGeneral Electric Company · 1993
- Lower end fitting debris collector48US 4,832,905 ACombustion Engineering, Inc. · 1989
- Mixing grid47US 4,726,926 AAdvanced Nuclear Fuels Corporation · 1988