C01G 53/50
Of the type n-
Official title: of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
C01G53/50 (Of the type n-) appears on 1,358 US grants and 2,747 published applications in this corpus.
Search patents in C01G- Granted patents
- 1,358
- Published applications
- 2,747
- Assignees
- 466
- Inventors
- 3,657
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 3 |
| 2002 | 6 | 8 |
| 2003 | 4 | 9 |
| 2004 | 4 | 15 |
| 2005 | 7 | 17 |
| 2006 | 3 | 23 |
| 2007 | 7 | 19 |
| 2008 | 16 | 20 |
| 2009 | 14 | 41 |
| 2010 | 19 | 32 |
| 2011 | 24 | 46 |
| 2012 | 19 | 67 |
| 2013 | 39 | 75 |
| 2014 | 46 | 74 |
| 2015 | 48 | 85 |
| 2016 | 40 | 99 |
| 2017 | 72 | 106 |
| 2018 | 69 | 93 |
| 2019 | 86 | 115 |
| 2020 | 109 | 149 |
| 2021 | 76 | 165 |
| 2022 | 102 | 230 |
| 2023 | 107 | 275 |
| 2024 | 150 | 309 |
| 2025 | 145 | 339 |
| 2026 | 132 | 333 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing Na containing oxide, and Na containing oxide6 Oct 2026US 12,752,339 B2Toyota Jidosha Kabushiki Kaisha
- Method for recovering active material using positive electrode scrap6 Oct 2026US 12,756,026 B2LG Energy Solution, Ltd.
- Positive electrode active material precursor for secondary battery, positive electrode active material, and lithium secondary battery including the positive electrode active material29 Sep 2026US 12,749,675 B2LG Chem.Ltd.
- Solid phase synthesis method of positive electrode active material of nickel-rich lithium composite transition metal oxide in a form of a single particle, positive electrode active material of nickel-rich lithium composite transition metal oxide in a form of a single particle formed therefrom, positive electrode and lithium secondary battery containing the same29 Sep 2026US 12,749,678 B2LG Chem.Ltd.
- Lithium battery cathode active material having oriented structure, and preparation method therefor29 Sep 2026US 12,749,681 B2Posco Future M Co., Ltd.
- A method for synthesis of cathode materials from black mass8 Oct 2026US 2026/0308013 A1University of Kentucky Research Foundation
- Positive electrode active material and preparation method thereof, positive electrode plate, lithium-ion secondary battery, and battery module, battery pack, and apparatus related thereto8 Oct 2026US 2026/0308014 A1Contemporary Amperex Technology (Hong Kong) Limited
- Cathode active material8 Oct 2026US 2026/0312026 A1Toyota Jidosha Kabushiki Kaisha
- Cathode active material8 Oct 2026US 2026/0312028 A1Toyota Jidosha Kabushiki Kaisha
- Positive Electrode Active Material, Positive Electrode, and Lithium Secondary Battery8 Oct 2026US 2026/0312031 A1LG Chem.Ltd.
Most cited
By later US patents
- Cathode materials for lithium-ion secondary cells104US 6,017,654 ACarnegie Mellon University · 2000
- Layered cathode materials for lithium ion rechargeable batteries102US 7,205,072 B2The University of Chicago · 2007
- Positive electrode active material for lithium secondary cell and lithium secondary cell89US 7,393,476 B2GS Yuasa Corporation · 2008
- Non-aqueous lithium ion secondary battery88US 6,037,095 AFuji Photo Film Co., Ltd. · 2000
- Process for production of positive electrode active material86US 5,393,622 AMatsushita Electric Industrial Co., Ltd. · 1995