G21F 9/305
Glass or glass like matrix
Official title: {Glass or glass like matrix (C03B5/005 takes precedence; compositional aspects C03C)}
G21F9/305 (Glass or glass like matrix) appears on 206 US grants and 99 published applications in this corpus.
Search patents in G21F- Granted patents
- 206
- Published applications
- 99
- Assignees
- 121
- Inventors
- 414
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 2 |
| 2002 | 5 | 5 |
| 2003 | 4 | 0 |
| 2004 | 2 | 6 |
| 2005 | 2 | 2 |
| 2006 | 6 | 4 |
| 2007 | 1 | 2 |
| 2008 | 1 | 4 |
| 2009 | 0 | 1 |
| 2010 | 4 | 4 |
| 2011 | 1 | 6 |
| 2012 | 4 | 5 |
| 2013 | 5 | 9 |
| 2014 | 6 | 2 |
| 2015 | 5 | 3 |
| 2016 | 6 | 8 |
| 2017 | 2 | 4 |
| 2018 | 5 | 3 |
| 2019 | 5 | 6 |
| 2020 | 4 | 3 |
| 2021 | 2 | 5 |
| 2022 | 5 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for dehalogenation and vitrification of radioactive metal halide wastes14 Apr 2026US 12,603,188 B2Wuhan University of Technology
- Electromagnetic heating for vitrification10 Jun 2025US 12,327,647 B2InEnTec Inc.
- Method for synergistically vitrifying medium and low-level radioactive glass fibers and combustible solid nuclear waste incineration ashes24 Dec 2024US 12,176,120 B2Wuhan University of Technology
- Solidifying method of hydroxides of radionuclides21 Feb 2023US 11,587,693 B2Korea Atomic Energy Research Institute
- Induction heating device, radioactive waste melting process device equipped with said induction heating device, and radioactive waste melting and solidification process device31 Jan 2023US 11,570,856 B2Denki Kogyo Company, Limited
- Methods of forming radioactive articles and related radioactive articles10 Sep 2026US 2026/0269096 A1Battelle Energy Alliance, LLC
- Radioactive waste supply apparatus27 Aug 2026US 2026/0253757 A1Korea Hydro & Nuclear Power Co., Ltd.
- Glass melt sample collection system13 Aug 2026US 2026/0235476 A1Korea Hydro & Nuclear Power Co., Ltd.
- Method for stabilizing and immobilizing uranium at source via formation of mineral film mediated by microorganisms13 Aug 2026US 2026/0237533 A1
- Supply device for supplying liquid waste to low-temperature melting furnace, and supply method using same23 Jul 2026US 2026/0210635 A1Korea Hydro & Nuclear Power Co., Ltd.
Most cited
By later US patents
- Glass microspheres190US 4,789,501 AThe Curators of the University of Missouri · 1988
- Radioactive glass microspheres84US 5,011,677 AThe Curators of the University of Missouri · 1991
- Microspheres for radiation therapy82US 5,302,369 AThe Curators of the University of Missouri · 1994
- Control system for automated manipulator device51US 4,439,672 ALord Electric Company, Inc. · 1984
- Vitrification of waste with conitnuous filling and sequential melting44US 6,283,908 B1Radioactive Isolation Consortium, LLC · 2001