Positive electrode active material and lithium secondary battery including the same
US-12580178-B2 · Mar 17, 2026 · US
Hydroxides
Hydroxides · 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 | C01G53/84 |
| Official title | Hydroxides |
| Display label | Hydroxides |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 7 |
| 2025 | 42 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Positive electrode active material for lithium-ion secondary battery and lithium-ion secondary battery
US-2026074218-A1 · Mar 12, 2026 · US
Precursor of positive electrode active material, positive electrode active material, and method for preparing positive electrode active material
US-2026042680-A1 · Feb 12, 2026 · US
Positive electrode active material, and positive electrode and rechargeable lithium battery including the same
US-2026031345-A1 · Jan 29, 2026 · US
Process for making an (oxy)hydroxide, and (oxy)hydroxide
US-2026028242-A1 · Jan 29, 2026 · US
Cathode for lithium secondary battery, lithium secondary battery including the same and method of preparing cathode active material for lithium secondary battery
US-2026031327-A1 · Jan 29, 2026 · US
Positive Electrode Active Material, Method for Preparing the Same, Positive Electrode Including the Same, and Lithium Secondary Battery
US-2026011724-A1 · Jan 8, 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
Method For Preparing Positive Electrode Active Material Precursor
US-2025368540-A1 · Dec 4, 2025 · US
Electrochemical device and electronic device
US-2025372613-A1 · Dec 4, 2025 · US
Metal composite compound and cathode active material including metal composite compound as precursor
US-2025368538-A1 · Dec 4, 2025 · US
Particles, positive electrode active material particles, method of producing the same, and non-aqueous electrolyte secondary battery
US-2025357470-A1 · Nov 20, 2025 · US
Method of recovering lithium precursor, method of preparing positive electrode active material, and rechargeable lithium battery
US-2025354237-A1 · Nov 20, 2025 · US
Methods of forming a cathode material from a tutton's salt
US-2025346498-A1 · Nov 13, 2025 · US
Positive electrode active material for rechargeable lithium battery, positive electrode including the same, and rechargeable lithium battery including the same
US-2025336919-A1 · Oct 30, 2025 · US
Positive electrode active material for rechargeable lithium battery and positive electrode including the positive electrode active material, and rechargeable lithium battery including the positive electrode active material
US-2025336931-A1 · Oct 30, 2025 · US
Positive electrode for rechargeable lithium battery, and rechargeable lithium battery including the same
US-2025336945-A1 · Oct 30, 2025 · US
Positive electrode active material for rechargeable lithium battery, positive electrode including the positive electrode active material, and rechargeable lithium battery including the positive electrode active material
US-2025336928-A1 · Oct 30, 2025 · US
Composite hydroxide, composite oxide, and production methods
US-2025320132-A1 · Oct 16, 2025 · US
Nickel-containing hydroxide coated with cobalt and method for producing nickel-containing hydroxide coated with cobalt
US-2025309255-A1 · Oct 2, 2025 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G53/84?
- CPC C01G53/84 is the Cooperative Patent Classification code for “Hydroxides.”
- How many patents are filed under CPC C01G53/84 (Hydroxides)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC C01G53/84 growing?
- Publication counts under this code: 7 in 2024 vs 42 in 2025 (latest complete years).