Method to produce C4 olefins from natural gas-derived acetylene
US-11530171-B2 · Dec 20, 2022 · US
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Catalytic processes
Catalytic processes · 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 | C07C2/403 |
| Official title | {Catalytic processes} |
| Display label | Catalytic processes |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 7 |
| 2018 | 6 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method to produce c4 olefins from natural gas-derived acetylene
US-2021323893-A1 · Oct 21, 2021 · US
Catalytic process for diene dimerization
US-2020181041-A1 · Jun 11, 2020 · US
Catalytic process for diene dimerization
US-10647631-B2 · May 12, 2020 · US
Process and system for making cyclopentadiene and/or dicyclopentadiene
US-9988324-B2 · Jun 5, 2018 · US
Method of preparing conjugated diene and device therefor
US-9969661-B2 · May 15, 2018 · US
Process and system for making cyclopentadiene and/or dicyclopentadiene
US-9919988-B2 · Mar 20, 2018 · US
Process and system for making cyclopentadiene and/or dicyclopentadiene
US-9896395-B2 · Feb 20, 2018 · US
Process and system for making cyclopentadiene and/or dicyclopentadiene
US-9896396-B2 · Feb 20, 2018 · US
Catalytic process for diene dimerization
US-2018002251-A1 · Jan 4, 2018 · US
Hydrocarbon conversion process
US-9815919-B2 · Nov 14, 2017 · US
High density fuels from renewable alcohols
US-9764997-B1 · Sep 19, 2017 · US
Process and System for Making Cyclopentadiene and/or Dicyclopentadiene
US-2017121248-A1 · May 4, 2017 · US
Process and System for Making Cyclopentadiene and/or Dicyclopentadiene
US-2017121243-A1 · May 4, 2017 · US
Process and System for Making Cyclopentadiene and/or Dicyclopentadiene
US-2017121244-A1 · May 4, 2017 · US
Process and System for Making Cyclopentadiene and/or Dicyclopentadiene
US-2017121242-A1 · May 4, 2017 · US
Method of preparing conjugated diene and device therefor
US-2017036972-A1 · Feb 9, 2017 · US
Hydrocarbon Conversion Process
US-2016229934-A1 · Aug 11, 2016 · US
Hydrocarbon conversion process
US-9346728-B2 · May 24, 2016 · US