C01F 5/02
Magnesia
C01F5/02 (Magnesia) appears on 337 US grants and 367 published applications in this corpus.
Search patents in C01F- Granted patents
- 337
- Published applications
- 367
- Assignees
- 227
- Inventors
- 806
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 15 |
| 2003 | 14 | 17 |
| 2004 | 8 | 11 |
| 2005 | 6 | 5 |
| 2006 | 3 | 2 |
| 2007 | 5 | 5 |
| 2008 | 3 | 5 |
| 2009 | 4 | 11 |
| 2010 | 6 | 14 |
| 2011 | 9 | 7 |
| 2012 | 4 | 4 |
| 2013 | 6 | 9 |
| 2014 | 5 | 15 |
| 2015 | 8 | 16 |
| 2016 | 14 | 19 |
| 2017 | 14 | 28 |
| 2018 | 23 | 21 |
| 2019 | 13 | 16 |
| 2020 | 18 | 26 |
| 2021 | 16 | 16 |
| 2022 | 14 | 15 |
| 2023 | 9 | 29 |
| 2024 | 15 | 22 |
| 2025 | 18 | 18 |
| 2026 | 7 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nucleation-inhibiting coating containing rare earth compounds and devices incorporating same15 Sep 2026US 12,740,286 B2OTI Lumionics Inc.
- High-purity magnesium oxide and method for production thereof1 Sep 2026US 12,722,980 B2Joint Stock Company Kaustik
- Process for manufacturing high-purity magnesium oxide19 May 2026US 12,630,437 B2Purac Biochem B. V.
- Highly-insulated ingot mold28 Apr 2026US 12,611,795 B2HarbisonWalker International Holdings, Inc.
- Methanation reaction device using endothermic reaction for removal of reaction heat and regeneration process for heat-absorbing material21 Apr 2026US 12,605,687 B2
- High-purity magnesium oxide and method for production thereof8 Oct 2026US 2026/0308004 A1Joint Stock Company Kaustik
- Mgo powder, mgo slurry, and methods of manufacturing the same, and method of manufacturing grain-oriented electrical steel sheet17 Sep 2026US 2026/0274699 A1Nippon Steel Corporation
- Extrusion molded catalyst for ortho-alkylation reaction and preparation method thereof10 Sep 2026US 2026/0264053 A1Hanwha Solutions Corporation
- Process for manufacturing high-purity magnesium oxide from magnesium chloride13 Aug 2026US 2026/0234014 A1
- Solar thermal energy storage device6 Aug 2026US 2026/0227100 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Method of producing nanoscale powders by quenching of vapors219US 5,788,738 ANanomaterials Research Corporation · 1998
- Integrated thermal process for the continuous synthesis of nanoscale powders213US 5,851,507 ANanomaterials Research Corporation · 1998