G21C 19/303
Specially adapted for gases
Official title: specially adapted for gases (decontamination of gases G21F9/02)
G21C19/303 (Specially adapted for gases) appears on 58 US grants and 48 published applications in this corpus.
Search patents in G21C- Granted patents
- 58
- Published applications
- 48
- Assignees
- 38
- Inventors
- 153
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 5 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 4 |
| 2015 | 2 | 3 |
| 2016 | 3 | 8 |
| 2017 | 1 | 5 |
| 2018 | 1 | 2 |
| 2019 | 7 | 2 |
| 2020 | 2 | 5 |
| 2021 | 6 | 3 |
| 2022 | 5 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reactor containment vessel vent system16 Jun 2026US 12,658,332 B2Hitachi GE Vernova Nuclear Energy, Ltd.
- Oxidation of cesium as method for removing cesium vapor from cover gas in nuclear reactors6 Jan 2026US 12,515,171 B2TerraPower, LLC
- Organic iodine remover24 Jun 2025US 12,340,913 B2Hitachi-GE Nuclear Energy, Ltd.
- Injecting reactant into a spent fuel pool to react with radioactive effluent released into the pool from a nuclear reactor containment2 Jan 2024US 11,862,349 B2Westinghouse Electric Corp.
- Process and apparatus to remove carbon-14 from carbon-dioxide in atmospheric gases and agricultural products grown in controlled environments17 Jan 2023US 11,554,345 B2
- Molten salt reactor and molten salt reactor system17 Sep 2026US 2026/0279605 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang
- Metal-organic framework coatings for use in a nuclear reactor system20 Aug 2026US 2026/0245754 A1
- Oxidation of cesium as method for removing cesium vapor from cover gas in nuclear reactors23 Apr 2026US 2026/0108849 A1TerraPower, LLC
- Nuclear reactor system14 Aug 2025US 2025/0259760 A1Blossom Energy, Inc.
- Oxidation of cesium as method for removing cesium vapor from cover gas in nuclear reactors18 Jan 2024US 2024/0017212 A1TerraPower, LLC
Most cited
By later US patents
- Adsorption device for gas separation49US 4,881,958 ASiemens Aktiengesellschaft · 1989
- Fission reaction control in a molten salt reactor43US 10,438,705 B2TerraPower, LLC · 2019
- Method of mounting filter elements and mounting therefor18US 4,193,844 ADelbag-Luftfilter GmbH · 1980
- Sodium cesium vapor trap system and method17US 10,636,532 B2TerraPower, LLC · 2020
- Reactor coolant crud control by particulate scavenging and filtration16US 4,842,812 AWestinghouse Electric Corp. · 1989