Bi- and tricyclic compounds for use as aroma chemicals
US-12234206-B2 · Feb 25, 2025 · US
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having keto groups bound to condensed ring systems
having keto groups bound to condensed ring systems · 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 | C07C49/323 |
| Official title | having keto groups bound to condensed ring systems |
| Display label | having keto groups bound to condensed ring systems |
| Total patents | 19 |
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 | 1 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Novel compound for capping layer and organic light emitting device including same
US-2024279158-A1 · Aug 22, 2024 · US
Compound for capping layer and organic light emitting device including same
US-2024190810-A1 · Jun 13, 2024 · US
Method for synthesizing dibenzocycloheptane derivatives by series cyclization of free radicals under electrooxidation conditions
US-11834400-B2 · Dec 5, 2023 · US
Method for synthesizing dibenzocycloheptane derivatives by series cyclization of free radicals under electrooxidation conditions
US-2023234907-A1 · Jul 27, 2023 · US
Rare earth complex and light emitting element
US-11499093-B2 · Nov 15, 2022 · US
Bi- and tricyclic compounds for use as aroma chemicals
US-2022064095-A1 · Mar 3, 2022 · US
Electronic apparatus
US-11004918-B2 · May 11, 2021 · US
Vetiver odorant
US-10883066-B2 · Jan 5, 2021 · US
Vetiver odorant
US-2020109348-A1 · Apr 9, 2020 · US
Rare earth complex and light emitting element
US-2020063030-A1 · Feb 27, 2020 · US
Electronic apparatus
US-2019280064-A1 · Sep 12, 2019 · US
Resist underlayer film composition, patterning process, and compound
US-10156788-B2 · Dec 18, 2018 · US
Novel octahydroindenyl propanal compounds
US-2018297922-A1 · Oct 18, 2018 · US
1-(7,10,10-trimethyl-4-bicyclo(6.2.0)decanyl)ethanone as novel aroma chemical
US-9950982-B2 · Apr 24, 2018 · US
1-(7,10,10-trimethyl-4-bicyclo(6.2.0)decanyl)ethanone as novel aroma chemical
US-2018002266-A1 · Jan 4, 2018 · US
Resist underlayer film compostion, patterning process, and compound
US-2017018436-A1 · Jan 19, 2017 · US
Inhibitors of the influenza A virus M2 proton channel
US-9403777-B2 · Aug 2, 2016 · US
Organic compounds
US-9012391-B2 · Apr 21, 2015 · US