Methods for preparing alkali metal-intercalated hexagonal boron nitride materials, resultant products and uses thereof
US-12570530-B2 · Mar 10, 2026 · US
Compounds of sodium or potassium not provided for elsewhere
Compounds of sodium or potassium not provided for elsewhere · 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 | C01D13/00 |
| Official title | Compounds of sodium or potassium not provided for elsewhere |
| Display label | Compounds of sodium or potassium not provided for elsewhere |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 12 |
| 2020 | 9 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 1 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sodium supplement material, preparation method thereof, positive electrode plate and sodium ion battery
US-2026015245-A1 · Jan 15, 2026 · US
Bicarbonate production method, carbon dioxide production method, organic compound production method, and bicarbonate production device
US-2025186935-A1 · Jun 12, 2025 · US
Methods for preparing alkali metal-intercalated hexagonal boron nitride materials, resultant products and uses thereof
US-2024391785-A1 · Nov 28, 2024 · US
Preparation of rare earth metals and other chemicals from industrial waste coal ash
US-2024271247-A1 · Aug 15, 2024 · US
Metal-carbon composite bodies and related methods
US-2024270589-A1 · Aug 15, 2024 · US
Preparation of rare earth metals and other chemicals from industrial waste coal ash
US-11866804-B2 · Jan 9, 2024 · US
Particulate laundry softening and freshening wash additive
US-2023416641-A1 · Dec 28, 2023 · US
Particulate laundry softening and freshening wash additive comprising perfume and softener particles
US-11760958-B2 · Sep 19, 2023 · US
Particulate laundry softening and freshening wash additive
US-2022169950-A1 · Jun 2, 2022 · US
Preparation of rare earth metals and other chemicals from industrial waste coal ash
US-11186894-B2 · Nov 30, 2021 · US
Particulate laundry softening and freshening wash additive
US-11118135-B2 · Sep 14, 2021 · US
Sodium-based electrode active material and secondary battery comprising same
US-10938029-B2 · Mar 2, 2021 · US
Additives for suppressing dendritic growth in batteries
US-10873107-B2 · Dec 22, 2020 · US
Method of producing nitride fluorescent material
US-10781370-B2 · Sep 22, 2020 · US
Process for removing impurities from acetic acid
US-10758838-B2 · Sep 1, 2020 · US
Positive electrode for all-solid secondary battery, method for manufacturing same, and all-solid secondary battery
US-10734634-B2 · Aug 4, 2020 · US
Particulate laundry softening and freshening wash additive
US-2020224122-A1 · Jul 16, 2020 · US
Acetic acid product quality improvement
US-2020222827-A1 · Jul 16, 2020 · US
Process for prelithiating an anode active material for a lithium battery
US-10673063-B2 · Jun 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01D13/00?
- CPC C01D13/00 is the Cooperative Patent Classification code for “Compounds of sodium or potassium not provided for elsewhere.”
- How many patents are filed under CPC C01D13/00 (Compounds of sodium or potassium not provided for elsewhere)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC C01D13/00 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).