C01G 45/028
Trimanganese tetraoxide
C01G45/028 (Trimanganese tetraoxide) appears on 67 US grants and 74 published applications in this corpus.
Search patents in C01G- Granted patents
- 67
- Published applications
- 74
- Assignees
- 65
- Inventors
- 225
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 1 |
| 2008 | 2 | 4 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 3 | 3 |
| 2012 | 1 | 3 |
| 2013 | 2 | 10 |
| 2014 | 1 | 2 |
| 2015 | 4 | 14 |
| 2016 | 8 | 3 |
| 2017 | 8 | 1 |
| 2018 | 2 | 3 |
| 2019 | 4 | 2 |
| 2020 | 2 | 4 |
| 2021 | 1 | 4 |
| 2022 | 2 | 2 |
| 2023 | 3 | 5 |
| 2024 | 2 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positive electrode active material, high-temperature operation type lithium-ion polymer secondary battery, high-temperature operation type lithium ion inorganic all-solid-state secondary battery19 Aug 2025US 12,394,794 B2Sumitomo Metal Mining Co., Ltd.
- Rechargeable battery and catalyst materials and the means of production thereof27 May 2025US 12,315,907 B2Calix, Inc.
- Composite catalyst for positive electrode of aqueous rechargeable battery, method for preparing the composite catalyst, positive electrode for aqueous rechargeable battery including the composite catalyst and aqueous rechargeable battery including the positive electrode22 Apr 2025US 12,283,666 B2Korea Institute of Science and Technology
- Hydrogen-selective oxygen carrier materials and methods of use26 Nov 2024US 12,151,233 B2Dow Global Technologies LLC
- Method for manganese oxides dissolution5 Mar 2024US 11,919,782 B2Baker Hughes Oilfield Operations LLC
- Method for the recovery of metals from e-waste10 Sep 2026US 2026/0265859 A1Renewable Metals Pty Ltd
- Positive active material, electrochemical device, and electrical device1 May 2025US 2025/0140831 A1Ningde Amperex Technology Limited
- Preparation method for manganese hydroxide and use thereof9 Jan 2025US 2025/0011186 A1Guizhou Dalong Huicheng New Material Co., Ltd.
- Multivalent manganese oxide filler, preparation method therefor, and application thereof3 Oct 2024US 2024/0327291 A1Chongqing University
- Positive Electrode Active Material for Lithium Secondary Battery, Method for Preparing the Same, and Positive Electrode and Lithium Secondary Battery Comprising the Same8 Feb 2024US 2024/0047668 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Plasma synthesis of lithium based intercalation powders for solid polymer electrolyte batteries99US 6,838,072 B1The United States of America as represented by the United States Department of Energy · 2005
- Process for making surfactant capped nanocrystals88US 6,440,213 B1The Regents of the University of California · 2002
- Nanowire catalysts and methods for their use and preparation64US 8,962,517 B2Siluria Technologies, Inc. · 2015
- Production of ethylene with nanowire catalysts44US 9,718,054 B2Siluria Technologies, Inc. · 2017
- Lithium manganese oxide spinel compound and method of preparing same42US 6,267,943 B1FMC Corporation · 2001