Method for producing oxide using beta-manganese dioxide
US-2021317100-A1 · Oct 14, 2021 · US
Other crystal-structural characteristics not specified above
Other crystal-structural characteristics not specified above · 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 | C01P2002/90 |
| Official title | Other crystal-structural characteristics not specified above |
| Display label | Other crystal-structural characteristics not specified above |
| Total patents | 188 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 11 |
| 2019 | 10 |
| 2020 | 13 |
| 2021 | 16 |
| 2022 | 22 |
| 2023 | 24 |
| 2024 | 29 |
| 2025 | 38 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Perovskite materials and methods of making and use thereof
US-2021275821-A1 · Sep 9, 2021 · US
Methods of increasing the deformability of ceramic materials and ceramic materials made thereby
US-2021276880-A1 · Sep 9, 2021 · US
Palladium hydride having hcp crystal structure and preparation method thereof
US-2021253445-A1 · Aug 19, 2021 · US
Direct synthesis of high-aspect ratio zeolite nanosheets
US-11066309-B2 · Jul 20, 2021 · US
Zeolite seed crystal, method of producing zeolite seed crystal, method of producing zeolite membrane complex, and separation method
US-10927010-B2 · Feb 23, 2021 · US
Molecular sieve, its preparation and application thereof
US-2020339433-A1 · Oct 29, 2020 · US
Zeolite seed crystal, method of producing zeolite seed crystal, method of producing zeolite membrane complex, and separation method
US-2020308012-A1 · Oct 1, 2020 · US
Methods of enhancing the deformability of ceramic materials and ceramic materials made thereby
US-2020283342-A1 · Sep 10, 2020 · US
Polycrystalline material having low mechanical strain; method for producing a polycrystalline material
US-10766778-B2 · Sep 8, 2020 · US
Positive Electrode Active Material for Lithium Secondary Battery, Method of Preparing the Same, and Positive Electrode for Lithium Secondary Battery and Lithium Secondary Battery which Include the Positive Electrode Active Material
US-2020280065-A1 · Sep 3, 2020 · US
Methods of Making Bandgap-Tunable Perovskite Materials
US-2020270141-A1 · Aug 27, 2020 · US
Molecular sieve, its preparation and application thereof
US-10737945-B2 · Aug 11, 2020 · US
Composite Oxide, Metal-Supported Material, and Ammonia Synthesis Catalyst
US-2020247682-A1 · Aug 6, 2020 · US
Proton-conductive complex oxide and fuel cell using same as electrolyte
US-10669159-B2 · Jun 2, 2020 · US
Composite metal oxide, positive electrode active material, positive electrode, sodium secondary battery, and method for producing composite metal oxide
US-2020112023-A1 · Apr 9, 2020 · US
Composite cathode active material, cathode and lithium battery each containing composite cathode active material, and method of preparing composite cathode active material
US-2020112024-A1 · Apr 9, 2020 · US
Polycrystalline Diamond and Method for Manufacturing Same, Scribe Tool, Scribe Wheel, Dresser, Rotating Tool, Orifice for Water Jet, Wire Drawing Die, Cutting Tool, Electrode, and Processing Method Using Polycrystalline Diamond
US-2020062601-A1 · Feb 27, 2020 · US
Synthesis of graphene nanoribbons from monomeric molecular precursors bearing reactive alkyne moieties
US-2020055735-A1 · Feb 20, 2020 · US
Mesoporous ozonation catalyst, preparation method thereof, and application method thereof
US-2019329224-A1 · Oct 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01P2002/90?
- CPC C01P2002/90 is the Cooperative Patent Classification code for “Other crystal-structural characteristics not specified above.”
- How many patents are filed under CPC C01P2002/90 (Other crystal-structural characteristics not specified above)?
- Our database includes 188 publications tagged with this CPC code.
- Is patent activity under CPC C01P2002/90 growing?
- Publication counts under this code: 29 in 2024 vs 38 in 2025 (latest complete years).