G21C 3/332
Supports for spacer grids
G21C3/332 (Supports for spacer grids) appears on 51 US grants and 18 published applications in this corpus.
Search patents in G21C- Granted patents
- 51
- Published applications
- 18
- Assignees
- 29
- Inventors
- 110
- Latest grant
- 15 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 4 |
| 2004 | 2 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fuel assembly15 Aug 2023US 11,728,046 B2Hitachi-GE Nuclear Energy, Ltd.
- Method of installing an external dashpot tube around a control rod guide tube in a nuclear fuel assembly29 Mar 2022US 11,289,211 B2Westinghouse Electric Corp.
- Fuel assembly with an external dashpot disposed around a guide tube portion15 Oct 2019US 10,446,277 B2Westinghouse Electric Corp.
- Holding fixture to assist in assembly of support grid for nuclear fuel rods and method for assembling support grid for nuclear fuel rods4 Jun 2019US 10,311,982 B2Westinghouse Electric Corp.
- Bundle retention clip, fuel assembly including the same, and method of assembling fuel assembly13 Oct 2015US 9,159,460 B2Global Nuclear Fuels - Americas, LLC
- Fuel assembly and nuclear reactor core5 Dec 2024US 2024/0404715 A1Hitachi, Ltd.
- Control rod guide assembly with enhanced stiffness, fuel assembly including the same, and method of installing control rod guide assembly6 Feb 2020US 2020/0043617 A1Westinghouse Electric Corp.
- Fuel assembly23 Jan 2020US 2020/0027584 A1Hitachi-GE Nuclear Energy, Ltd.
- Control rod guide assembly with enhanced stiffness, fuel assembly including the same, and method of installing control rod guide assembly12 Jul 2018US 2018/0197640 A1Westinghouse Electric Corp.
- Holding fixture to assist in assembly of support grid for nuclear fuel rods and method for assembling support grid for nuclear fuel rods17 Aug 2017US 2017/0236603 A1Westinghouse Electric Corp.
Most cited
By later US patents
- Dashpot construction for a nuclear reactor rod guide thimble42US 5,068,083 AWestinghouse Electric Corp. · 1991
- Nuclear fuel assembly41US 3,954,560 ACommissariat A L' Energie Atomique · 1976
- Additional grid for a nuclear reactor fuel assembly, and assembly comprising an application thereof32US 5,183,629 ACompagnie Generale des Matieres Nucleaires · 1993
- Method for distributing multiple description streams on servers in fixed and mobile streaming media systems32US 6,757,735 B2Hewlett-Packard Development Company, L. P. · 2004
- Fuel assembly for nuclear reactors26US 4,061,536 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977