Method for producing naphthylsilole, naphthylsilole containing heterocyclic group, and graphene nanoribbon containing heterocyclic group
US-2023121865-A1 · Apr 20, 2023 · US
by reactions involving an increase in the number of carbon atoms in the skeleton
by reactions involving an increase in the number of carbon atoms in the skeleton · 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 | C07C17/26 |
| Official title | by reactions involving an increase in the number of carbon atoms in the skeleton |
| Display label | by reactions involving an increase in the number of carbon atoms in the skeleton |
| Total patents | 45 |
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 | 12 |
| 2016 | 7 |
| 2017 | 11 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing fluorine-containing (cyclo)alkenyl zinc halide compound
US-2022324883-A1 · Oct 13, 2022 · US
Method of producing compound having butadiene skeleton containing hydrogen and fluorine and/or chlorine
US-11046629-B2 · Jun 29, 2021 · US
Method of producing compound having butadiene skeleton containing hydrogen and fluorine and/or chlorine
US-2021061735-A1 · Mar 4, 2021 · US
Polycyclic compound and organic electroluminescence device including the same
US-10593885-B2 · Mar 17, 2020 · US
Butene conversion method and monofluorobutane purification method
US-10472308-B2 · Nov 12, 2019 · US
Method for producing fluorinated organic compounds
US-2019263736-A1 · Aug 29, 2019 · US
Butene conversion method and monofluorobutane purification method
US-2019177253-A1 · Jun 13, 2019 · US
Method for producing fluorine-containing olefin compound
US-10252959-B2 · Apr 9, 2019 · US
Organic compound for organic electroluminescence device and using the same
US-10115905-B2 · Oct 30, 2018 · US
Process for the preparation of 5-fluoro-1H-pyrazoles starting from hexafluoropropene
US-10059673-B2 · Aug 28, 2018 · US
Method for producing fluorinated organic compounds
US-10059647-B2 · Aug 28, 2018 · US
Process for the preparation of benzonorbornenes
US-9878970-B1 · Jan 30, 2018 · US
Process for the preparation of benzonorbornenes
US-2018016211-A1 · Jan 18, 2018 · US
Compounds having a C—C triple bond and use thereof in liquid-crystal mixtures
US-9868905-B2 · Jan 16, 2018 · US
Production method for fluorine-containing olefin compound
US-2017369402-A1 · Dec 28, 2017 · US
Bimesogenic compounds and mesogenic media
US-2017342324-A1 · Nov 30, 2017 · US
Polycyclic compound and organic eletroluminescence device including the same
US-2017324037-A1 · Nov 9, 2017 · US
Process for the preparation of benzonorbornenes
US-9796646-B2 · Oct 24, 2017 · US
Process for the preparation of 5-fluoro-1H-pyrazoles starting from hexafluoropropene
US-2017233348-A1 · Aug 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C17/26?
- CPC C07C17/26 is the Cooperative Patent Classification code for “by reactions involving an increase in the number of carbon atoms in the skeleton.”
- How many patents are filed under CPC C07C17/26 (by reactions involving an increase in the number of carbon atoms in the skeleton)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC C07C17/26 growing?
- Publication counts under this code: 1 in 2022 vs 1 in 2023 (latest complete years).