C01G 53/42
Containing alkali metals
Official title: containing alkali metals, e.g. LiNiO2
C01G53/42 (Containing alkali metals) appears on 2,025 US grants and 3,807 published applications in this corpus.
Search patents in C01G- Granted patents
- 2,025
- Published applications
- 3,807
- Assignees
- 648
- Inventors
- 4,901
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 14 | 0 |
| 1998 | 14 | 0 |
| 1999 | 15 | 0 |
| 2000 | 21 | 0 |
| 2001 | 15 | 10 |
| 2002 | 18 | 27 |
| 2003 | 16 | 22 |
| 2004 | 17 | 38 |
| 2005 | 11 | 31 |
| 2006 | 13 | 34 |
| 2007 | 12 | 29 |
| 2008 | 18 | 33 |
| 2009 | 25 | 56 |
| 2010 | 37 | 49 |
| 2011 | 35 | 68 |
| 2012 | 33 | 99 |
| 2013 | 53 | 104 |
| 2014 | 60 | 104 |
| 2015 | 69 | 129 |
| 2016 | 70 | 137 |
| 2017 | 104 | 143 |
| 2018 | 101 | 135 |
| 2019 | 120 | 151 |
| 2020 | 141 | 210 |
| 2021 | 107 | 230 |
| 2022 | 135 | 329 |
| 2023 | 145 | 396 |
| 2024 | 203 | 403 |
| 2025 | 205 | 429 |
| 2026 | 181 | 411 |
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
- Microwave-processed, ultra-rapid quenched lithium-rich lithium manganese nickel oxide and methods of making the same6 Oct 2026US 12,753,090 B2Stratus Materials Inc.
- 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.
- 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
- Lithium metal oxide electrodes for lithium cells and batteries208US 6,680,143 B2The University of Chicago · 2004
- Lithium metal oxide electrodes for lithium cells and batteries194US 6,677,082 B2The University of Chicago · 2004
- Lithiated nickel dioxide and secondary cells prepared therefrom174US 5,264,201 AHer Majesty the Queen in right of the Province of British Columbia · 1993
- 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