Sofalcone derivatives and medical use thereof
US-2025387375-A1 · Dec 25, 2025 · US
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Polycyclic non-condensed hydrocarbons
Polycyclic non-condensed 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 | C07C15/12 |
| Official title | Polycyclic non-condensed hydrocarbons |
| Display label | Polycyclic non-condensed hydrocarbons |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hardmask composition, hardmask layer, and pattern forming method
US-2022334489-A1 · Oct 20, 2022 · US
Organic Electronic Device Comprising an Organic Semiconductor Layer
US-2021083192-A1 · Mar 18, 2021 · US
Alkylation processes using liquid Lewis acid catalysts
US-10889534-B2 · Jan 12, 2021 · US
Organic Electronic Device Comprising an Organic Semiconductor Layer
US-2020317704-A1 · Oct 8, 2020 · US
Liquid crystal compound, liquid crystal composition, composite material with encapsulated liquid crystal, and liquid crystal display device using same
US-10570334-B2 · Feb 25, 2020 · US
Tandem transfer hydrogenation and oligomerization for hydrocarbon production
US-9944572-B2 · Apr 17, 2018 · US
Liquid crystal compound, liquid crystal composition, composite material with encapsulated liquid crystal, and liquid crystal display device using same
US-2018051210-A1 · Feb 22, 2018 · US
Bimesogenic compounds and mesogenic media
US-2017369780-A1 · Dec 28, 2017 · US
Tandem transfer hydrogenation and oligomerization for hydrocarbon production
US-2017320792-A1 · Nov 9, 2017 · US
Tandem transfer hydrogenation and oligomerization for hydrocarbon production
US-9676680-B2 · Jun 13, 2017 · US
Compounds for neutron radiation detectors and systems thereof
US-9429663-B2 · Aug 30, 2016 · US
Liquid crystal composition and liquid crystal display device
US-9057017-B2 · Jun 16, 2015 · US