G21C 13/02
Details
G21C13/02 (Details) appears on 965 US grants and 650 published applications in this corpus.
Search patents in G21C- Granted patents
- 965
- Published applications
- 650
- Assignees
- 285
- Inventors
- 1,896
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 26 | 0 |
| 1978 | 32 | 0 |
| 1979 | 11 | 0 |
| 1980 | 18 | 0 |
| 1981 | 22 | 0 |
| 1982 | 18 | 0 |
| 1983 | 14 | 0 |
| 1984 | 15 | 0 |
| 1985 | 7 | 0 |
| 1986 | 23 | 0 |
| 1987 | 36 | 0 |
| 1988 | 27 | 0 |
| 1989 | 27 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 13 | 0 |
| 1993 | 25 | 0 |
| 1994 | 20 | 0 |
| 1995 | 19 | 0 |
| 1996 | 19 | 0 |
| 1997 | 21 | 0 |
| 1998 | 28 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 6 | 4 |
| 2003 | 8 | 13 |
| 2004 | 3 | 6 |
| 2005 | 7 | 14 |
| 2006 | 2 | 6 |
| 2007 | 6 | 12 |
| 2008 | 2 | 7 |
| 2009 | 5 | 11 |
| 2010 | 7 | 17 |
| 2011 | 9 | 19 |
| 2012 | 6 | 30 |
| 2013 | 18 | 43 |
| 2014 | 25 | 27 |
| 2015 | 13 | 48 |
| 2016 | 27 | 38 |
| 2017 | 36 | 35 |
| 2018 | 32 | 39 |
| 2019 | 40 | 42 |
| 2020 | 50 | 48 |
| 2021 | 37 | 33 |
| 2022 | 37 | 51 |
| 2023 | 30 | 26 |
| 2024 | 23 | 36 |
| 2025 | 22 | 20 |
| 2026 | 29 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nuclear modular isolated reactor support system assembly and modules29 Sep 2026US 12,749,587 B2GE-Hitachi Nuclear Energy Americas LLC
- Integrated monopile system having a nuclear reactor18 Aug 2026US 12,712,090 B2Blue Energy Global Inc.
- Passive heat removal system for nuclear reactors14 Jul 2026US 12,683,034 B2TerraPower, LLC
- Reactor containment vessel vent system16 Jun 2026US 12,658,332 B2Hitachi GE Vernova Nuclear Energy, Ltd.
- Reactor systems having an external fuel salt loop26 May 2026US 12,640,277 B2TerraPower, LLC
- A Modular Transportable Nuclear Power Plant24 Sep 2026US 2026/0285450 A1Energie propre Prodigy Ltee / Prodigy Clean Energy Ltd.
- Heat exchanger bellows seal assembly and methods of use10 Sep 2026US 2026/0269092 A1Natura Resources LLC
- Containment vacuum breaker13 Aug 2026US 2026/0237532 A1NuScale Power, LLC
- Modular sodium pressure sensor for nuclear reactor23 Jul 2026US 2026/0213029 A1TerraPower, LLC
- Radiation shielding for compact and transportable nuclear power systems2 Jul 2026US 2026/0188530 A1Loki Mmr Inc.
Most cited
By later US patents
- Apparatus and method for inspecting a control rod drive mechanism penetration tube for degradation60US 5,396,800 AWestinghouse Electric Corp. · 1995
- Passive containment cooling system52US 5,049,353 AWestinghouse Electric Corp. · 1991
- Ultrasonic dip seal maintenance system51US 4,116,766 AThe United States of America as represented by the Department of Energy · 1978
- Lightweight, removable gate seal50US 4,355,000 AThe Presray Corporation · 1982
- Fuel transfer tube quick opening hatch49US 4,519,519 AWestinghouse Electric Corp. · 1985