C22C 33/0235
Starting from compounds
Official title: {Starting from compounds, e.g. oxides}
C22C33/0235 (Starting from compounds) appears on 51 US grants and 42 published applications in this corpus.
Search patents in C22C- Granted patents
- 51
- Published applications
- 42
- Assignees
- 60
- Inventors
- 190
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 2 | 4 |
| 2020 | 3 | 3 |
| 2021 | 0 | 2 |
| 2022 | 4 | 2 |
| 2023 | 2 | 8 |
| 2024 | 1 | 5 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fe—N—C catalysts synthesized by non-contact pyrolysis of gas phase iron11 Aug 2026US 12,706,314 B2Northeastern University
- Method of producing bonded magnet comprising SmFeN-based anisotropic magnetic powder2 Sep 2025US 12,406,784 B2Nichia Corporation
- Iron based powder17 Dec 2024US 12,168,818 B2HöGanäS AB (Publ)
- Method for preparing metal powder, and metal powder8 Aug 2023US 11,721,460 B2LG Chem, Ltd.
- Iron based powder27 Jun 2023US 11,685,979 B2HöGanäS AB (Publ)
- Smfen-based anisotropic magnetic powder and composite material20 Nov 2025US 2025/0357028 A1Nichia Corporation
- Method of preparing magnetic powder and magnetic powder31 Oct 2024US 2024/0363270 A1Hyundai Motor Company
- Insulated covered soft magnetic powder25 Jul 2024US 2024/0246144 A1Shoei Chemical Inc.
- Anisotropic samarium-iron-nitrogen magnetic alloy powder and preparation method therefor27 Jun 2024US 2024/0212899 A1Grirem Advanced Materials Co., Ltd.
- Method of producing phosphate-coated smfen-based anisotropic magnetic powder4 Apr 2024US 2024/0112838 A1Nichia Corporation
Most cited
By later US patents
- Method of forming shaped metal alloy parts from metal or compound particles of the metal alloy components and compositions24US 4,415,528 AWitec Cayman Patents, Ltd. · 1983
- Sintered high vanadium high speed steel and method of making same23US 4,519,839 AFujidie Co., Ltd. · 1985
- Combustion-synthesis process for making friction materials23US 5,145,619 ABenchmark Structural Ceramics Corporation · 1992
- Making of articles from metallic powder18US 4,063,940 A1977
- Manufacture of ferromagnetic metal particles consisting essentially of iron17US 4,155,748 ABASF SE · 1979