Catalyst for oxidative dehydrogenation and method of preparing the same
US-2018290126-A1 · Oct 11, 2018 · US
Silicon carbide
Silicon carbide · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J27/224 |
| Official title | Silicon carbide |
| Display label | Silicon carbide |
| Total patents | 187 |
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 | 9 |
| 2016 | 14 |
| 2017 | 20 |
| 2018 | 17 |
| 2019 | 18 |
| 2020 | 26 |
| 2021 | 19 |
| 2022 | 20 |
| 2023 | 13 |
| 2024 | 20 |
| 2025 | 7 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst having a modified silicon carbide support and its use as a hydrogenation catalyst
US-2018273463-A1 · Sep 27, 2018 · US
Porous iron-silicate with radially developed branch, and iron-carbide/silica composite catalyst prepared therefrom
US-10081008-B2 · Sep 25, 2018 · US
Method of Producing a Body Comprising Porous Alpha Silicon Carbide and the Body Produced by the Method
US-2018257994-A1 · Sep 13, 2018 · US
Honeycomb-type heating device and method of using same
US-2018238210-A1 · Aug 23, 2018 · US
Device for catalytic conversion having a reduced activation time
US-2018223714-A1 · Aug 9, 2018 · US
Plugged honeycomb structure
US-10040016-B1 · Aug 7, 2018 · US
Plugged honeycomb structure
US-2018214810-A1 · Aug 2, 2018 · US
Circumferential coating material and circumferential coating honeycomb structure
US-2018178206-A1 · Jun 28, 2018 · US
Oxygen-free direct conversion of methane and catalysts therefor
US-2018169621-A1 · Jun 21, 2018 · US
Cellular porous monoliths containing condensed tannins
US-9994690-B2 · Jun 12, 2018 · US
Honeycomb type heating device, method of using the same, and method of manufacturing the same
US-9976466-B2 · May 22, 2018 · US
Porous material, honeycomb structure, and method of producing porous material
US-2018112575-A1 · Apr 26, 2018 · US
Porous material, honeycomb structure, and manufacturing method of porous material
US-2018112578-A1 · Apr 26, 2018 · US
Synthesis of olefins from oxygen-free direct conversion of methane and catalysts thereof
US-9932280-B2 · Apr 3, 2018 · US
Method for catalytic dehydration of glycerol to acrolein
US-9926253-B2 · Mar 27, 2018 · US
Method for preparing highly nitrogen-doped mesoporous carbon composites
US-2018008968-A1 · Jan 11, 2018 · US
Novel method for catalytic dehydration of glycerol to acrolein
US-2017342008-A1 · Nov 30, 2017 · US
Electrically heated catalytic converter and method of manufacturing the same
US-2017314441-A1 · Nov 2, 2017 · US
Composite material, electrode film and method for producing the same, electrode terminal and method for producing the same, substrate and method for producing the same, and bonding material and method for producing substrate by bonding split parts together with bonding material
US-9789467-B2 · Oct 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J27/224?
- CPC B01J27/224 is the Cooperative Patent Classification code for “Silicon carbide.”
- How many patents are filed under CPC B01J27/224 (Silicon carbide)?
- Our database includes 187 publications tagged with this CPC code.
- Is patent activity under CPC B01J27/224 growing?
- Publication counts under this code: 20 in 2024 vs 7 in 2025 (latest complete years).