Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium
Official title: COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS (metal hydrides {monoborane, diborane or addition complexes thereof} C01B6/00; salts of oxyacids of halogens C01B11/00; peroxides, salts of peroxyacids C01B15/00; sulfides or polysulfides of magnesium, calcium, strontium, or barium C01B17/42; thiosulfates, dithionites, polythionates C01B17/64; compounds containing selenium or tellurium C01B19/00; binary compounds of nitrogen with metals C01B21/06; azides C01B21/08; {compounds other than ammonia or cyanogen containing nitrogen and non-metals and optionally metals C01B21/082; amides or imides of silicon C01B21/087}; metal {imides or} amides C01B21/092, {C01B21/0923}; nitrites C01B21/50; {compounds of noble gases C01B23/0005}; phosphides C01B25/08; salts of oxyacids of phosphorus C01B25/16; carbides C01B32/90; compounds containing silicon C01B33/00; compounds containing boron C01B35/00; compounds having molecular sieve properties but not having base-exchange properties C01B37/00; compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites, C01B39/00; cyanides C01C3/08; salts of cyanic acid C01C3/14; salts of cyanamide C01C3/16; thiocyanates C01C3/20; {double sulfates of magnesium with sodium or potassium C01D5/12; with other alkali metals C01D15/00, C01D17/00})
C01F (Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium) appears on 6,246 US grants and 5,680 published applications in this corpus.
Search patents in C01F- Granted patents
- 6,246
- Published applications
- 5,680
- Assignees
- 2,913
- Inventors
- 14,608
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 130 | 0 |
| 1977 | 114 | 0 |
| 1978 | 118 | 0 |
| 1979 | 77 | 0 |
| 1980 | 101 | 0 |
| 1981 | 113 | 0 |
| 1982 | 90 | 0 |
| 1983 | 83 | 0 |
| 1984 | 106 | 0 |
| 1985 | 94 | 0 |
| 1986 | 96 | 0 |
| 1987 | 92 | 0 |
| 1988 | 83 | 0 |
| 1989 | 96 | 0 |
| 1990 | 80 | 0 |
| 1991 | 93 | 0 |
| 1992 | 96 | 0 |
| 1993 | 94 | 0 |
| 1994 | 110 | 0 |
| 1995 | 90 | 0 |
| 1996 | 94 | 0 |
| 1997 | 81 | 0 |
| 1998 | 109 | 0 |
| 1999 | 100 | 0 |
| 2000 | 88 | 0 |
| 2001 | 102 | 29 |
| 2002 | 83 | 78 |
| 2003 | 94 | 142 |
| 2004 | 92 | 152 |
| 2005 | 49 | 133 |
| 2006 | 86 | 138 |
| 2007 | 70 | 137 |
| 2008 | 66 | 147 |
| 2009 | 78 | 181 |
| 2010 | 114 | 236 |
| 2011 | 117 | 185 |
| 2012 | 119 | 175 |
| 2013 | 141 | 189 |
| 2014 | 154 | 196 |
| 2015 | 150 | 241 |
| 2016 | 160 | 214 |
| 2017 | 182 | 312 |
| 2018 | 208 | 324 |
| 2019 | 242 | 300 |
| 2020 | 244 | 289 |
| 2021 | 206 | 324 |
| 2022 | 232 | 323 |
| 2023 | 235 | 359 |
| 2024 | 221 | 313 |
| 2025 | 224 | 298 |
| 2026 | 149 | 265 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
- C01F 7/00Compounds of aluminium2,763
- C01F 11/00Compounds of calcium, strontium, or barium1,953
- C01F 17/00Compounds of rare earth metals1,226
- C01F 5/00Compounds of magnesium945
- C01F 15/00Compounds of thorium36
- C01F 1/00Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium18
- C01F 13/00Compounds of radium18
- C01F 3/00Compounds of beryllium18
Recent patents
- Tetraazadodecane based chelating agents for separation of rare earth elements and method therefor6 Oct 2026US 12,752,219 B2Ustav Organicke Chemie A Biochemie Av Cr, V. V. I.
- Containerized processing of activated aluminum6 Oct 2026US 12,752,248 B1Ltag Systems LLC
- Absorption method and mesoporous alumina used for the same6 Oct 2026US 12,752,252 B2Fujimi Incorporated
- Lanthanum/molybdenum composite oxide, antibacterial sintered compact, and antiviral sintered compact6 Oct 2026US 12,753,084 B2Niterra Co., Ltd.
- Method and apparatus for producing carbonate salts22 Sep 2026US 12,741,880 B2Nanomist Technologies Co., Ltd.
- Synthesis of layered material from eggshell waste8 Oct 2026US 2026/0307041 A1Yildiz Teknik Universitesi
- High-purity magnesium oxide and method for production thereof8 Oct 2026US 2026/0308004 A1Joint Stock Company Kaustik
- Improved alpha alumina compositions8 Oct 2026US 2026/0308005 A1CoorsTek, Inc.
- Lime and hydraulic cement manufacture by electrolysis using hyaloclastite or lava, carbon mineralization by hyaloclastite or lava electrolysis and method of making and using same8 Oct 2026US 2026/0308006 A1Greencraft LLC
- Method for producing pyrochlore-type oxide8 Oct 2026US 2026/0308007 A1Denso Corporation
Most cited
- Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products536US 4,744,802 AMinnesota Mining and Manufacturing Company · 1988
- Abrasive material and method for preparing the same483US 4,623,364 ANorton Company · 1986
- Abrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of making and using the same and products made therewith446US 4,770,671 AMinnesota Mining and Manufacturing Company · 1988
- Thermal oxide equivalent low temperature ALD oxide for dual purpose gate oxide and method for producing the same426US 10,106,892 B1Globalfoundries Inc. · 2018
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001