G21F 9/16
By fixation in stable solid media
Official title: by fixation in stable solid media {(G21F9/305 takes precedence)}
G21F9/16 (By fixation in stable solid media) appears on 242 US grants and 144 published applications in this corpus.
Search patents in G21F- Granted patents
- 242
- Published applications
- 144
- Assignees
- 161
- Inventors
- 588
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 5 | 5 |
| 2003 | 3 | 4 |
| 2004 | 5 | 0 |
| 2005 | 1 | 1 |
| 2006 | 5 | 5 |
| 2007 | 1 | 3 |
| 2008 | 0 | 7 |
| 2009 | 1 | 8 |
| 2010 | 6 | 9 |
| 2011 | 3 | 12 |
| 2012 | 4 | 6 |
| 2013 | 9 | 6 |
| 2014 | 8 | 9 |
| 2015 | 6 | 8 |
| 2016 | 10 | 5 |
| 2017 | 6 | 4 |
| 2018 | 8 | 9 |
| 2019 | 3 | 9 |
| 2020 | 6 | 8 |
| 2021 | 4 | 5 |
| 2022 | 9 | 7 |
| 2023 | 4 | 4 |
| 2024 | 4 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods of use and manufacture of silver-doped, nano-porous hydroxyapatite9 Jun 2026US 12,649,143 B2Mo-Sci Corporation
- Method for solidifying radioactive waste comprising boron, and solid radioactive waste formed thereby21 Apr 2026US 12,609,211 B2Postech Research and Business Development Foundation
- Systems and methods for low level waste disposal13 May 2025US 12,300,400 B2
- Container for storage of molten material from an industrial facility and method of manufacturing same31 Dec 2024US 12,179,970 B2Atkins Nuclear Secured Holdings Corporation
- Integrated rapid treatment system for nuclear medical radioactive wastewater and application method thereof24 Dec 2024US 12,176,119 B1Southwest University of Science and Technology
- 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.
- Liquid radioactive waste input system25 Jun 2026US 2026/0179801 A1Korea Hydro & Nuclear Power Co., Ltd.
- Magnesia cement for the solidification of aqueous waste2 Apr 2026US 2026/0094735 A1Battelle Savannah River Alliance, LLC
- Radioactive liquid waste removal system19 Feb 2026US 2026/0051417 A1Korea Hydro & Nuclear Power Co., Ltd.
Most cited
By later US patents
- Method and apparatus for hydraulic embedment of waste in subterranean formations85US 5,318,382 A1994
- Zeolite bed leach septic system and method for wastewater treatment62US 6,531,063 B12003
- Method for stabilizing low-level mixed wastes at room temperature60US 5,645,518 AThe University of Chicago · 1997
- Method and apparatus for hydraulic embedment of waste in subterranean formations54US 5,133,624 A1992
- In-situ vitrification of waste materials43US 5,678,237 AAssociated Universities, Inc. · 1997