B22F 9/04
Starting from solid material
Official title: starting from solid material, e.g. by crushing, grinding or milling ({C22C1/1084 takes precedence}; crushing, grinding or milling, in general, see the relevant subclasses, e.g. B02C)
B22F9/04 (Starting from solid material) appears on 1,267 US grants and 1,655 published applications in this corpus.
Search patents in B22F- Granted patents
- 1,267
- Published applications
- 1,655
- Assignees
- 884
- Inventors
- 3,866
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 7 | 0 |
| 1998 | 15 | 0 |
| 1999 | 13 | 0 |
| 2000 | 16 | 0 |
| 2001 | 14 | 4 |
| 2002 | 15 | 30 |
| 2003 | 21 | 16 |
| 2004 | 25 | 25 |
| 2005 | 13 | 25 |
| 2006 | 11 | 39 |
| 2007 | 14 | 35 |
| 2008 | 13 | 31 |
| 2009 | 14 | 29 |
| 2010 | 28 | 39 |
| 2011 | 17 | 38 |
| 2012 | 28 | 40 |
| 2013 | 24 | 43 |
| 2014 | 15 | 55 |
| 2015 | 34 | 81 |
| 2016 | 45 | 117 |
| 2017 | 53 | 107 |
| 2018 | 65 | 108 |
| 2019 | 95 | 106 |
| 2020 | 86 | 90 |
| 2021 | 76 | 98 |
| 2022 | 75 | 93 |
| 2023 | 76 | 113 |
| 2024 | 79 | 133 |
| 2025 | 83 | 95 |
| 2026 | 47 | 65 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22F 2009/041By mechanical alloyingIndexing code334
- B22F 2009/043By ball millingIndexing code280
- B22F 2009/045By other means than ball or jet millingIndexing code129
- B22F 2009/044By jet millingIndexing code100
- B22F 2009/048By pulverising a quenched ribbonIndexing code64
- B22F 2009/042Using a particular milling fluidIndexing code49
- B22F 2009/049By pulverising at particular temperatureIndexing code26
Recent patents
- Method of manufacturing permanent magnets6 Oct 2026US 12,755,879 B2
- Systems and methods for direct oxide production29 Sep 2026US 12,747,511 B2Aqua Metals Inc.
- Cuboid silver powder, method of producing same, and conductive paste22 Sep 2026US 12,741,313 B2Dowa Electronics Materials Co., Ltd.
- Composite material for electrical contacts and method of producing same22 Sep 2026US 12,744,166 B2Applied Carbon Nano Technology Co., Ltd
- Cutting tool8 Sep 2026US 12,728,456 B2Seco Tools AB
- Lithium metal powder, lithium metal anode, lithium ion battery, and preparation methods thereof8 Oct 2026US 2026/0307141 A1Xi An Technological University
- Rare earth sintered magnet, method for producing rare earth sintered magnet, rotor, and rotary machine8 Oct 2026US 2026/0311916 A1Mitsubishi Electric Corporation
- Multi-component sealing coating powder material and preparation method thereof1 Oct 2026US 2026/0297705 A1BGRIMM Advanced Materials Science & Technology Co., Ltd.
- Rare earth sintered magnet, method for producing rare earth sintered magnet, rotor, and rotary machine1 Oct 2026US 2026/0302010 A1Mitsubishi Electric Corporation
- Methods for partial sintering of powder to create larger powder particles for additive manufacturing processes17 Sep 2026US 2026/0273617 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Compositionally graded amorphous metal alloys and process for the synthesis of same120US 4,859,413 AThe Standard Oil Company · 1989
- Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom114US 6,902,699 B2The Boeing Company · 2005
- Hardfacing composition for earth-boring bits101US 5,663,512 ABaker Hughes Incorporated · 1997