Positive electrode active material for rechargeable lithium battery and rechargeable lithium battery including same
US-12597595-B2 · Apr 7, 2026 · US
containing manganese
containing manganese · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01G51/44 |
| Official title | containing manganese |
| Display label | containing manganese |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Positive electrode active material and preparation method thereof, positive electrode plate, battery, and electric apparatus
US-2026028244-A1 · Jan 29, 2026 · US
Metal composite compound, method for producing metal composite compound, and method for producing positive electrode active material for lithium secondary battery
US-2026008698-A1 · Jan 8, 2026 · US
Positive electrode active material with controlled specific surface area, method of preparing same, and positive electrode containing same
US-2025223189-A1 · Jul 10, 2025 · US
Positive electrode active material and secondary battery
US-2025158054-A1 · May 15, 2025 · US
Lithium cobalt aluminum oxide positive electrode active material including aluminum-containing coating film and secondary battery
US-12278366-B2 · Apr 15, 2025 · US
Positive electrode material, preparation method thereof, positive electrode plate, and battery
US-2025105282-A1 · Mar 27, 2025 · US
Mono-grain cathode materials
US-12249707-B2 · Mar 11, 2025 · US
Mono-grain cathode materials
US-12206100-B2 · Jan 21, 2025 · US
Doped cathode active materials and methods thereof
US-2024383770-A1 · Nov 21, 2024 · US
Spinel type lithium nickel manganese-containing composite oxide
US-11799079-B2 · Oct 24, 2023 · US
Cathode active material for lithium secondary battery and lithium secondary battery including the same
US-2023246181-A1 · Aug 3, 2023 · US
Sacrificial Positive Electrode Material and Lithium Secondary Battery Comprising the Same
US-2023115280-A1 · Apr 13, 2023 · US
Mono-grain cathode materials
US-2022399541-A1 · Dec 15, 2022 · US
Processes for preparing positive electrode active substance for non-aqueous electrolyte secondary batteries
US-11492266-B2 · Nov 8, 2022 · US
Positive electrode active material and manufacturing method of positive electrode active material
US-2022263089-A1 · Aug 18, 2022 · US
Positive electrode active material and manufacturing method of positive electrode active material
US-2022246931-A1 · Aug 4, 2022 · US
Positive electrode active material, positive electrode, battery, battery pack, electronic device, electric vehicle, power storage device, and power system
US-11367875-B2 · Jun 21, 2022 · US
Positive electrode active material and secondary battery
US-2022052335-A1 · Feb 17, 2022 · US
Positive electrode active material and manufacturing method of positive electrode active material
US-2021313571-A1 · Oct 7, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G51/44?
- CPC C01G51/44 is the Cooperative Patent Classification code for “containing manganese.”
- How many patents are filed under CPC C01G51/44 (containing manganese)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC C01G51/44 growing?
- Publication counts under this code: 1 in 2024 vs 6 in 2025 (latest complete years).