Process for selectively capturing chemical elements from a polymetallic sample
US-2026055006-A1 · Feb 26, 2026 · US
Carbonates
Carbonates · 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 | C01G51/06 |
| Official title | Carbonates |
| Display label | Carbonates |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 8 |
| 2021 | 3 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Copper-doped lithium cobalt oxide precursor, positive electrode material, and preparation method therefor and use thereof
US-2025243083-A1 · Jul 31, 2025 · US
Positive electrode material for rechargeable lithium ion batteries
US-12300806-B2 · May 13, 2025 · US
Production method for cobalt sulfate
US-2024228320-A1 · Jul 11, 2024 · US
Positive electrode material for rechargeable lithium ion batteries
US-11949096-B2 · Apr 2, 2024 · US
Positive electrode material for rechargeable lithium ion batteries
US-11916224-B2 · Feb 27, 2024 · US
Process for precipitating a carbonate or (oxy)hydroxide
US-11884554-B2 · Jan 30, 2024 · US
Precursor with transformed crystal form and preparation method thereof
US-2023399238-A1 · Dec 14, 2023 · US
Preparation method of platy aluminum-doped cobalt carbonate and use thereof
US-2023382760-A1 · Nov 30, 2023 · US
Preparation method for nanosized lithium cobalt oxide cathode material and application thereof
US-2023331584-A1 · Oct 19, 2023 · US
Precursors of cathode materials for a rechargeable lithium ion battery
US-11189832-B2 · Nov 30, 2021 · US
Process for precipitating a carbonate or (oxy)hydroxide
US-2021024371-A1 · Jan 28, 2021 · US
Positive electrode material for rechargeable lithium ion batteries
US-2021005877-A1 · Jan 7, 2021 · US
Positive electrode material for rechargeable lithium ion batteries
US-2020411859-A1 · Dec 31, 2020 · US
Positive electrode material for rechargeable lithium ion batteries
US-2020403228-A1 · Dec 24, 2020 · US
Positive electrode for lithium secondary battery and lithium secondary battery including same
US-10868294-B2 · Dec 15, 2020 · US
Positive electrode additive and preparation method therefor, positive electrode plate and secondary lithium ion battery
US-10840501-B2 · Nov 17, 2020 · US
Process for recovering heavy metal ions
US-10723633-B2 · Jul 28, 2020 · US
Precursors of cathode materials for a rechargeable lithium ion battery
US-2020024153-A1 · Jan 23, 2020 · US
Precursors of cathode materials for a rechargeable lithium ion battery
US-2020017370-A1 · Jan 16, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G51/06?
- CPC C01G51/06 is the Cooperative Patent Classification code for “Carbonates.”
- How many patents are filed under CPC C01G51/06 (Carbonates)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC C01G51/06 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).