C01G 49/009
Compounds containing iron, with or without oxygen or hydrogen, and containing two
Official title: {Compounds containing iron, with or without oxygen or hydrogen, and containing two or more other elements}
C01G49/009 (Compounds containing iron, with or without oxygen or hydrogen, and containing two) appears on 577 US grants and 507 published applications in this corpus.
Search patents in C01G- Granted patents
- 577
- Published applications
- 507
- Assignees
- 431
- Inventors
- 1,720
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 9 | 0 |
| 1985 | 13 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 14 | 0 |
| 1989 | 10 | 0 |
| 1990 | 3 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 16 | 0 |
| 1998 | 15 | 0 |
| 1999 | 2 | 0 |
| 2000 | 11 | 0 |
| 2001 | 9 | 2 |
| 2002 | 8 | 20 |
| 2003 | 22 | 18 |
| 2004 | 18 | 31 |
| 2005 | 14 | 13 |
| 2006 | 13 | 16 |
| 2007 | 4 | 19 |
| 2008 | 12 | 22 |
| 2009 | 15 | 29 |
| 2010 | 21 | 32 |
| 2011 | 20 | 35 |
| 2012 | 18 | 18 |
| 2013 | 25 | 19 |
| 2014 | 13 | 18 |
| 2015 | 18 | 26 |
| 2016 | 29 | 19 |
| 2017 | 20 | 12 |
| 2018 | 12 | 22 |
| 2019 | 15 | 8 |
| 2020 | 9 | 17 |
| 2021 | 11 | 13 |
| 2022 | 12 | 19 |
| 2023 | 16 | 9 |
| 2024 | 12 | 30 |
| 2025 | 17 | 23 |
| 2026 | 8 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positive electrode and lithium secondary battery manufactured using same22 Sep 2026US 12,744,211 B2LG Energy Solution, Ltd.
- Reversible F-ion intercalation host for use in room temperature F-ion batteries1 Sep 2026US 12,725,799 B2University of Southern California
- Olivine composite cathode material, preparation method and application thereof, and lithium-ion battery14 Jul 2026US 12,683,160 B2Beijing Easpring Material Technology Co., Ltd.
- Method for microorganism growth inhibition9 Jun 2026US 12,649,669 B2Imam Abdulrahman Bin Faisal University
- Composite sodium ferrous sulfate cathode material, and preparation method and application thereof12 May 2026US 12,623,918 B2Hubei Wanrun New Energy Technology Co., Ltd.
- Unconventional thermoelectric material and preparation method thereof20 Aug 2026US 2026/0242240 A1Southern University of Science and Technology
- Fast Dispersing Pigment Brown 2920 Aug 2026US 2026/0242607 A1Sun Chemical Corporation
- Nonaqueous lithium power storage element13 Aug 2026US 2026/0237661 A1Asahi Kasei Kabushiki Kaisha
- Lithium manganese iron phosphate material, preparation method therefor, positive electrode sheet and preparation method therefor and battery6 Aug 2026US 2026/0229515 A1Eve Power Co., Ltd.
- Lithium iron phosphate cathode material and preparation method therefor, and lithium-ion battery30 Jul 2026US 2026/0221448 A1Guangdong Brunp Recycling Technology Co., Ltd.
Most cited
By later US patents
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions99US 5,744,015 A1998
- Cross-flow electrochemical reactor cells, cross-flow reactors, and use of cross-flow reactors for oxidation reactions92US 5,356,728 AAmoco Corporation · 1994
- Layered double hydroxide sorbents for the removal of SO.sub.x from flue gas and other gas streams81US 5,114,898 ABoard of Trustees operating Michigan State University · 1992
- Process for the treatment of metal-containing water and recovery of metals therefrom81US 5,505,857 ABoard of Regents of the University and Community College System of Nevada on behalf of the University of Nevada · 1996
- Supported polyoxometalates and process for their preparation67US 7,417,008 B2ExxonMobil Chemical Patents Inc. · 2008