C01F 7/00
Compounds of aluminium
C01F7/00 (Compounds of aluminium) appears on 2,763 US grants and 2,088 published applications in this corpus.
Search patents in C01F- Granted patents
- 2,763
- Published applications
- 2,088
- Assignees
- 1,389
- Inventors
- 6,371
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 68 | 0 |
| 1977 | 67 | 0 |
| 1978 | 72 | 0 |
| 1979 | 43 | 0 |
| 1980 | 52 | 0 |
| 1981 | 72 | 0 |
| 1982 | 50 | 0 |
| 1983 | 45 | 0 |
| 1984 | 64 | 0 |
| 1985 | 56 | 0 |
| 1986 | 60 | 0 |
| 1987 | 53 | 0 |
| 1988 | 49 | 0 |
| 1989 | 55 | 0 |
| 1990 | 36 | 0 |
| 1991 | 50 | 0 |
| 1992 | 46 | 0 |
| 1993 | 39 | 0 |
| 1994 | 49 | 0 |
| 1995 | 48 | 0 |
| 1996 | 42 | 0 |
| 1997 | 35 | 0 |
| 1998 | 58 | 0 |
| 1999 | 50 | 0 |
| 2000 | 56 | 0 |
| 2001 | 53 | 16 |
| 2002 | 43 | 29 |
| 2003 | 49 | 66 |
| 2004 | 39 | 64 |
| 2005 | 23 | 67 |
| 2006 | 40 | 61 |
| 2007 | 24 | 53 |
| 2008 | 30 | 59 |
| 2009 | 29 | 77 |
| 2010 | 49 | 86 |
| 2011 | 53 | 59 |
| 2012 | 48 | 64 |
| 2013 | 55 | 79 |
| 2014 | 58 | 79 |
| 2015 | 53 | 87 |
| 2016 | 59 | 81 |
| 2017 | 78 | 140 |
| 2018 | 89 | 120 |
| 2019 | 97 | 100 |
| 2020 | 82 | 95 |
| 2021 | 67 | 92 |
| 2022 | 67 | 112 |
| 2023 | 66 | 117 |
| 2024 | 75 | 93 |
| 2025 | 72 | 94 |
| 2026 | 50 | 98 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01F 7/02Aluminium oxide2,071
- C01F 7/48Halides, with or without other cations besides aluminium370
- C01F 7/78Compounds containing aluminium, with or without oxygen or hydrogen, and containing two350
- C01F 7/68Aluminium compounds containing sulfur115
- C01F 7/66Nitrates, with or without other cations besides aluminium26
- C01F 7/77Aluminium carbonates8
Recent patents
- 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
- Method for producing abrasive particles15 Sep 2026US 12,735,614 B2Tyrolit Schleifmittelwerke Swarovski K.G.
- Method for manufacturing a fused metal sight window with a high flow temperature optical material8 Sep 2026US 12,729,155 B2Rayotek Scientific, Inc.
- Polymeric films1 Sep 2026US 12,723,139 B2Salts Healthcare Limited
- Synthesis of layered material from eggshell waste8 Oct 2026US 2026/0307041 A1Yildiz Teknik Universitesi
- 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
- Concrete recycling8 Oct 2026US 2026/0308059 A1
- Method for processing of mud water1 Oct 2026US 2026/0296909 A1
Most cited
By later US patents
- 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
- Microcrystalline alumina-based ceramic articles245US 5,185,299 AMinnesota Mining and Manufacturing Company · 1993