Graphene structure and method for manufacturing graphene having wrinkle pattern
US-11198612-B2 · Dec 14, 2021 · US
Other morphology not specified above
Other morphology 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 | C01P2004/90 |
| Official title | Other morphology not specified above |
| Display label | Other morphology not specified above |
| Total patents | 121 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 5 |
| 2017 | 9 |
| 2018 | 7 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 18 |
| 2022 | 8 |
| 2023 | 21 |
| 2024 | 16 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst for oxygen reduction reaction and oxygen evolution reaction and method for manufacturing of the same
US-11123717-B2 · Sep 21, 2021 · US
Layered silicate powder granules and method for producing the same
US-11111151-B2 · Sep 7, 2021 · US
Nickel-based active material for lithium secondary battery, method of preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material
US-2021265628-A1 · Aug 26, 2021 · US
Bis(fluorosulfonyl) imide metal salt and method for preparing same
US-11097949-B2 · Aug 24, 2021 · US
Direct synthesis of high-aspect ratio zeolite nanosheets
US-11066309-B2 · Jul 20, 2021 · US
Positive electrode active material for lithium secondary batteries, positive electrode for lithium secondary batteries, and lithium secondary battery
US-11011741-B2 · May 18, 2021 · US
Pigment for paper and coatings
US-10988621-B2 · Apr 27, 2021 · US
Cathode active material for lithium ion secondary battery and method for producing same
US-2021111404-A1 · Apr 15, 2021 · US
Positive electrode active material for lithium secondary batteries, positive electrode for lithium secondary batteries, and lithium secondary battery
US-2021043917-A1 · Feb 11, 2021 · US
B-sialon phosphor and light-emitting apparatus
US-2021032535-A1 · Feb 4, 2021 · US
Method of preparing metal oxide-silica composite aerogel and metal oxide-silica composite aerogel prepared by the same
US-2021016239-A1 · Jan 21, 2021 · US
Metal Oxide Nanoparticle-Based T1-T2 Dual-Mode Magnetic Resonance Imaging Contrast Agent
US-2021000983-A1 · Jan 7, 2021 · US
Catalyst for oxygen reduction reaction and oxygen evolution reaction and method for manufacturing of the same
US-2020376469-A1 · Dec 3, 2020 · US
Nonaqueous electrolyte secondary battery positive electrode active material and method for producing same, and nonaqueous electrolyte secondary battery which uses positive electrode active material
US-2020358093-A1 · Nov 12, 2020 · US
Amphiphilic molecular sieve containing hydrophilic group on the outside and lipophilic group on the inside and production method threof
US-10759667-B2 · Sep 1, 2020 · US
Composite polycrystal and method for manufacturing the same
US-10703636-B2 · Jul 7, 2020 · US
Cerium based particles
US-2020198982-A1 · Jun 25, 2020 · US
Electronically abrupt borophene/organic lateral heterostructures and preparation thereof
US-2020148546-A1 · May 14, 2020 · US
Amphiphilic molecular sieve containing lipophilic group on the outside and hydrophilic group on the inside and production method thereof
US-10647586-B2 · May 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01P2004/90?
- CPC C01P2004/90 is the Cooperative Patent Classification code for “Other morphology not specified above.”
- How many patents are filed under CPC C01P2004/90 (Other morphology not specified above)?
- Our database includes 121 publications tagged with this CPC code.
- Is patent activity under CPC C01P2004/90 growing?
- Publication counts under this code: 16 in 2024 vs 9 in 2025 (latest complete years).