Hydrogenation of esters to alcohols in the presence of a ru-pnn complex
US-2022380279-A1 · Dec 1, 2022 · US
containing iron group metals, platinum group metals or compounds thereof
containing iron group metals, platinum group metals or compounds thereof · 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 | C07C29/156 |
| Official title | containing iron group metals, platinum group metals or compounds thereof |
| Display label | containing iron group metals, platinum group metals or compounds thereof |
| Total patents | 83 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 9 |
| 2019 | 9 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 17 |
| 2023 | 8 |
| 2024 | 8 |
| 2025 | 4 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the same
US-2022348532-A1 · Nov 3, 2022 · US
Selective production of propylene and butylene from methane
US-2022274902-A1 · Sep 1, 2022 · US
Selective production of ethylene from methane
US-2022274094-A1 · Sep 1, 2022 · US
Selective production of methanol and ethanol from co hydrogenation
US-2022241758-A1 · Aug 4, 2022 · US
Reaction system, catalyst and method for preparing β-phenylethanol
US-11389780-B2 · Jul 19, 2022 · US
Fischer-Tropsch Process
US-2022220053-A1 · Jul 14, 2022 · US
Supported Nanoparticle Compositions and Precursors, Processes for Making the Same and Syngas Conversion Processes
US-2022176365-A1 · Jun 9, 2022 · US
Catalyst Compositions and Precursors, Processes for Making the Same and Syngas Conversion Processes
US-2022161243-A1 · May 26, 2022 · US
Monolithic catalyst used for carbon dioxide hydrogenation reaction and method for preparing same
US-11338273-B2 · May 24, 2022 · US
Manganese Catalysts and Their Use in Hydrogenation of Ketones
US-2022119329-A1 · Apr 21, 2022 · US
Process using catalytic composition for the conversion of syngas to higher alcohols
US-11306049-B2 · Apr 19, 2022 · US
Method for directly producing methyl acetate and/or acetic acid from syngas
US-11292761-B2 · Apr 5, 2022 · US
Process using catalytic composition for the conversion of syngas to higher alcohols
US-2022089516-A1 · Mar 24, 2022 · US
Indium-based catalysts and pre-catalysts
US-11278872-B2 · Mar 22, 2022 · US
Reactor for the Conversion of Carbon Dioxide
US-2022040664-A1 · Feb 10, 2022 · US
Copper-Iron-Based Catalytic Composition Comprising Zeolites, Method for Producing Such Catalytic Composition and Process Using Such Catalytic Composition for the Conversion of Syngas to Higher Alcohols
US-2022040678-A1 · Feb 10, 2022 · US
Nanocage-confined catalyst, preparation process and use thereof
US-2021299644-A1 · Sep 30, 2021 · US
Catalysts for producing alcohols and ethers from synthesis gas
US-2021300848-A1 · Sep 30, 2021 · US
Indium-based catalysts and pre-catalysts
US-2021178368-A1 · Jun 17, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C29/156?
- CPC C07C29/156 is the Cooperative Patent Classification code for “containing iron group metals, platinum group metals or compounds thereof.”
- How many patents are filed under CPC C07C29/156 (containing iron group metals, platinum group metals or compounds thereof)?
- Our database includes 83 publications tagged with this CPC code.
- Is patent activity under CPC C07C29/156 growing?
- Publication counts under this code: 8 in 2024 vs 4 in 2025 (latest complete years).