G21C 3/04
Constructional details
G21C3/04 (Constructional details) appears on 960 US grants and 679 published applications in this corpus.
Search patents in G21C- Granted patents
- 960
- Published applications
- 679
- Assignees
- 287
- Inventors
- 1,842
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 21 | 0 |
| 1978 | 21 | 0 |
| 1979 | 5 | 0 |
| 1980 | 13 | 0 |
| 1981 | 10 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 17 | 0 |
| 1987 | 35 | 0 |
| 1988 | 24 | 0 |
| 1989 | 27 | 0 |
| 1990 | 26 | 0 |
| 1991 | 25 | 0 |
| 1992 | 11 | 0 |
| 1993 | 44 | 0 |
| 1994 | 26 | 0 |
| 1995 | 17 | 0 |
| 1996 | 15 | 0 |
| 1997 | 16 | 0 |
| 1998 | 26 | 0 |
| 1999 | 18 | 0 |
| 2000 | 9 | 0 |
| 2001 | 11 | 3 |
| 2002 | 5 | 7 |
| 2003 | 8 | 8 |
| 2004 | 8 | 4 |
| 2005 | 6 | 4 |
| 2006 | 2 | 12 |
| 2007 | 3 | 9 |
| 2008 | 4 | 10 |
| 2009 | 6 | 23 |
| 2010 | 9 | 28 |
| 2011 | 8 | 18 |
| 2012 | 10 | 15 |
| 2013 | 6 | 30 |
| 2014 | 24 | 34 |
| 2015 | 15 | 29 |
| 2016 | 24 | 34 |
| 2017 | 37 | 41 |
| 2018 | 35 | 40 |
| 2019 | 33 | 28 |
| 2020 | 39 | 69 |
| 2021 | 39 | 44 |
| 2022 | 39 | 55 |
| 2023 | 36 | 45 |
| 2024 | 32 | 47 |
| 2025 | 30 | 20 |
| 2026 | 22 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heat pipe fuel element and fission reactor incorporating same, particularly having phyllotaxis spacing pattern of heat pipe fuel elements, and method of manufacture8 Sep 2026US 12,731,700 B2BWXT Advanced Technologies LLC
- Nuclear reactors having liquid metal alloy fuels and/or moderators4 Aug 2026US 12,700,513 B2
- Fuel element with multi-smear density fuel4 Aug 2026US 12,700,514 B2TerraPower, LLC
- Fuel cladding covered by a mesh4 Aug 2026US 12,700,515 B2Westinghouse Electric Corp.
- Method for preparing UO2 mixture powder for nuclear fuel manufacturing by means of IBC blender, and UO2 mixture powder for nuclear fuel manufacturing, prepared thereby21 Jul 2026US 12,688,944 B2Kepco Nuclear Fuel Co., Ltd.
- Methods for fabricating articles having different materials through hot isostatic pressing and additive manufacturing, methods for fabricating nuclear fuel assemblies through hot isostatic pressing and additive manufacturing, and related nuclear fuel assemblies1 Oct 2026US 2026/0295669 A1Battelle Energy Alliance, LLC
- Use of oxidation resistant coatings to increase thin walled cladding tensile strength to increase uranium loadings1 Oct 2026US 2026/0301977 A1Westinghouse Electric Corp.
- Fuel Assembly24 Sep 2026US 2026/0290631 A1Hitachi, Ltd.
- Swell Resistant Fuel Pellets and Methods of Manufacture Thereof20 Aug 2026US 2026/0245750 A1
- Coextruded fuel pellets and methods of manufacture thereof20 Aug 2026US 2026/0245755 A1
Most cited
By later US patents
- Process for fabricating a zirconium-niobium alloy and articles resulting therefrom53US 4,649,023 AWestinghouse Electric Corp. · 1987
- Nuclear fuel element49US 4,200,492 AGeneral Electric Company · 1980
- Sputtering process burnable poison coating47US 5,272,735 ACombustion Engineering, Inc. · 1993
- Destruction of plutonium47US 5,513,226 AGeneral Atomics · 1996
- Fe-base austenitic steel having single crystalline austenitic phase, method for producing of same and usage of same45US 5,203,932 AHitachi, Ltd. · 1993