Perovskite-type composite oxide powder and air electrode for solid oxide fuel cell and solid oxide fuel cell using the same
US-2024266552-A1 · Aug 8, 2024 · US
containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence)
containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence) · 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 | C01G53/70 |
| Official title | containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence) |
| Display label | containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence) |
| Total patents | 75 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 10 |
| 2024 | 12 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Layered cobalt-free positive electrode material and preparation method therefor, and lithium-ion battery
US-2024162420-A1 · May 16, 2024 · US
Process for producing lithiated transition metal oxides
US-2024076201-A1 · Mar 7, 2024 · US
Process for producing lithiated transition metal oxides
US-11905184-B2 · Feb 20, 2024 · US
Ce and Zn-doped NiFe2O4 catalysts for urea fuel cells
US-11827529-B1 · Nov 28, 2023 · US
Cathode Active Material For Lithium Secondary Battery and Lithium Secondary Battery Including the Same
US-2023317929-A1 · Oct 5, 2023 · US
Cathode, lithium-air battery comprising the same, and method of preparing the cathode
US-11764364-B2 · Sep 19, 2023 · US
Materials for ammonia synthesis
US-2023287585-A1 · Sep 14, 2023 · US
Doped nickel-rich ternary material and preparation method thereof
US-2023264975-A1 · Aug 24, 2023 · US
Perovskite-type composite oxide powder
US-2023216065-A1 · Jul 6, 2023 · US
Method for manufacturing cathode active material for lithium ion secondary battery
US-11695116-B2 · Jul 4, 2023 · US
Composite oxide powder
US-2023197972-A1 · Jun 22, 2023 · US
Materials for ammonia synthesis
US-11674231-B2 · Jun 13, 2023 · US
Catalysts for the reforming of gaseous mixtures
US-11673123-B2 · Jun 13, 2023 · US
Method for preparing composite metal oxide hollow fibre
US-11401213-B2 · Aug 2, 2022 · US
Electrochemical half-cell, electrochemical sensor, manufacturing method of solid electrolyte and electrochemical half-cell, and use of solid electrolyte in electrochemical half-cell
US-2022170876-A1 · Jun 2, 2022 · US
Mixed metal manganese oxide material
US-2022115654-A1 · Apr 14, 2022 · US
Method for manufacturing cathode active material for lithium ion secondary battery
US-2022115655-A1 · Apr 14, 2022 · US
Perovskite oxide catalyst having improved oxygen catalytic activity and preparation method thereof
US-11289709-B2 · Mar 29, 2022 · US
Method of preparing positive electrode active material for lithium secondary battery and positive electrode active material for lithium secondary battery prepared thereby
US-11165061-B2 · Nov 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G53/70?
- CPC C01G53/70 is the Cooperative Patent Classification code for “containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence).”
- How many patents are filed under CPC C01G53/70 (containing rare earths, e.g. LaNiO3 (C01G53/68 takes precedence))?
- Our database includes 75 publications tagged with this CPC code.
- Is patent activity under CPC C01G53/70 growing?
- Publication counts under this code: 12 in 2024 vs 7 in 2025 (latest complete years).