C01G 45/00
Compounds of manganese
C01G45/00 (Compounds of manganese) appears on 1,390 US grants and 1,624 published applications in this corpus.
Search patents in C01G- Granted patents
- 1,390
- Published applications
- 1,624
- Assignees
- 805
- Inventors
- 3,846
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 12 | 0 |
| 1985 | 6 | 0 |
| 1986 | 11 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 13 | 0 |
| 1996 | 16 | 0 |
| 1997 | 29 | 0 |
| 1998 | 35 | 0 |
| 1999 | 31 | 0 |
| 2000 | 31 | 0 |
| 2001 | 31 | 14 |
| 2002 | 34 | 38 |
| 2003 | 32 | 36 |
| 2004 | 30 | 42 |
| 2005 | 17 | 38 |
| 2006 | 26 | 50 |
| 2007 | 14 | 43 |
| 2008 | 23 | 55 |
| 2009 | 28 | 54 |
| 2010 | 45 | 58 |
| 2011 | 42 | 81 |
| 2012 | 39 | 79 |
| 2013 | 65 | 101 |
| 2014 | 58 | 67 |
| 2015 | 69 | 81 |
| 2016 | 58 | 81 |
| 2017 | 63 | 56 |
| 2018 | 58 | 70 |
| 2019 | 61 | 57 |
| 2020 | 62 | 69 |
| 2021 | 39 | 75 |
| 2022 | 52 | 69 |
| 2023 | 39 | 66 |
| 2024 | 46 | 75 |
| 2025 | 48 | 107 |
| 2026 | 25 | 62 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01G 45/12Complex oxides containing manganese and at least one other metal element973
- C01G 45/02Oxides310
- C01G 45/20Compounds containing manganese, with or without oxygen or hydrogen, and containing one88
- C01G 45/10Sulfates34
- C01G 45/03Hydroxides29
- C01G 45/01Preparation or separation involving a liquid-liquid extraction, an adsorption or an ion-exchange24
- C01G 45/06Halides17
- C01G 45/05Carbonates9
All 10 subgroupsShow fewer
Recent patents
- Lithium-containing multi-phosphate cathode material, preparation method therefor, and secondary battery6 Oct 2026US 12,755,969 B2Foshan Dynanonic Technology Co., Ltd.
- Circular carbon process29 Sep 2026US 12,747,159 B2BASF SE
- Cubic crystal alkali metal manganate nanoparticle production method and cubic crystal LiMnO2 nanoparticles produced using same11 Aug 2026US 12,703,642 B2Stanley Electric Co., Ltd.
- Positive electrode active material, preparation method, positive electrode sheet, secondary battery, and electric device11 Aug 2026US 12,703,643 B2Contemporary Amperex Technology Co., Limited
- Li-rich cathode materials exhibiting non-topotactic reactions and components incorporating same11 Aug 2026US 12,703,645 B2The Regents of the University of California
- Positive electrode active material for secondary battery, and secondary battery1 Oct 2026US 2026/0302202 A1Panasonic Intellectual Property Management Co., Ltd.
- Precursor and preparation method thereof, positive electrode material, positive electrode plate, and lithium-ion battery1 Oct 2026US 2026/0302225 A1Eve Power Co., Ltd.
- Disordered Bi-Element Substitution for Cathode Materials17 Sep 2026US 2026/0279783 A1Nissan North America, Inc.
- Method for the recovery of metals from e-waste10 Sep 2026US 2026/0265859 A1Renewable Metals Pty Ltd
- Method for processing manganese containing material3 Sep 2026US 2026/0257935 A1Fortum Oyj
Most cited
By later US patents
- Lithium metal oxide electrodes for lithium cells and batteries208US 6,680,143 B2The University of Chicago · 2004
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Lithium metal oxide electrodes for lithium cells and batteries194US 6,677,082 B2The University of Chicago · 2004
- Electroactive material for secondary batteries and methods of preparation146US 6,599,662 B1Massachusetts Institute of Technology · 2003
- MnO.sub.2 derived from LiMn.sub.2 O.sub.4106US 4,246,253 AUnion Carbide Corporation · 1981