Metal carbide based catalyst and method of making
US-12168223-B2 · Dec 17, 2024 · US
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with phosphorus, arsenic, antimony or bismuth
with phosphorus, arsenic, antimony or bismuth · 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 | B01J27/228 |
| Official title | with phosphorus, arsenic, antimony or bismuth |
| Display label | with phosphorus, arsenic, antimony or bismuth |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2018 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of preparing acrylonitrile dimer
US-2022356149-A1 · Nov 10, 2022 · US
Metal carbide based catalyst and method of making
US-2022266229-A1 · Aug 25, 2022 · US
Process for conversion of sulfur trioxide and hydrogen production
US-11390522-B2 · Jul 19, 2022 · US
Catalyst composition for conversion of sulfur trioxide and hydrogen production process
US-2021220806-A1 · Jul 22, 2021 · US
Process for conversion of sulfur trioxide and hydrogen production
US-2021221683-A1 · Jul 22, 2021 · US
Nitrogen and phosphorus co-doped crystalline carbon materials
US-10010866-B1 · Jul 3, 2018 · US
Catalyst for producing unsaturated aldehyde and/or unsaturated carboxylic acid, and process for producing unsaturated aldehyde and/or unsaturated carboxylic acid using the catalyst
US-9205414-B2 · Dec 8, 2015 · US
Catalyst for producing unsaturated carboxylic acid and a process for producing unsaturated carboxylic acid using the catalyst
US-8940658-B2 · Jan 27, 2015 · US