Method for producing fluorine-containing olefin
US-12590047-B2 · Mar 31, 2026 · US
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by disproportionation of halogenated hydrocarbons
by disproportionation of halogenated hydrocarbons · 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 | C07C17/37 |
| Official title | by disproportionation of halogenated hydrocarbons |
| Display label | by disproportionation of halogenated hydrocarbons |
| Total patents | 22 |
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 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for reducing impurities in trifluoroiodomethane process
US-2024018072-A1 · Jan 18, 2024 · US
Method for producing fluorine-containing olefin
US-2023016405-A1 · Jan 19, 2023 · US
Method for modifying fluorine distribution in a hydrocarbon compound
US-11459286-B2 · Oct 4, 2022 · US
Halogen-containing metathesis catalysts and methods thereof
US-11020730-B2 · Jun 1, 2021 · US
Method for modifying fluorine distribution in a hydrocarbon compound
US-2021114955-A1 · Apr 22, 2021 · US
Method for producing 1,3,3,3-tetrafluoropropene (HFO-1234ze) from 1-chloro-3,3,3-trifluoropopene (HCFO-1233zd)
US-10450248-B2 · Oct 22, 2019 · US
Halogen-containing metathesis catalysts and methods thereof
US-2019314799-A1 · Oct 17, 2019 · US
Method for producing fluorine-containing olefin
US-10421702-B2 · Sep 24, 2019 · US
METHOD FOR PRODUCING 1,3,3,3-TETRAFLUOROPROPENE (HFO-1234ze) FROM 1-CHLORO-3,3,3-TRIFLUOROPOPENE (HCFO-1233zd)
US-2019152882-A1 · May 23, 2019 · US
Method for producing fluorine-containing olefin compound
US-10252959-B2 · Apr 9, 2019 · US
Dichloromethane reduction from a methane oxychlorination product stream
US-2018222827-A1 · Aug 9, 2018 · US
Method for producing fluorine-containing olefin
US-2018086684-A1 · Mar 29, 2018 · US
Method for purifying fluid that includes trifluoroethylene, and method for producing trifluoroethylene
US-9862660-B2 · Jan 9, 2018 · US
Production method for fluorine-containing olefin compound
US-2017369402-A1 · Dec 28, 2017 · US
Method for producing fluorine-containing olefin
US-9796647-B2 · Oct 24, 2017 · US
Method for producing fluorine-containing olefin
US-2017101360-A1 · Apr 13, 2017 · US
Method for producing fluorine-containing olefin
US-9598335-B2 · Mar 21, 2017 · US
Method for purifying fluid that includes trifluoroethylene, and method for producing trifluoroethylene
US-2016347693-A1 · Dec 1, 2016 · US
Method for producing fluorine-containing olefin
US-2016176791-A1 · Jun 23, 2016 · US