Methods and compositions for terpenoid tricycloalkane synthesis
US-2025263377-A1 · Aug 21, 2025 · US
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with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms
with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms · 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 | C07D227/04 |
| Official title | with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms |
| Display label | with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and compositions for terpenoid tricycloalkane synthesis
US-12312314-B2 · May 27, 2025 · US
Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams
US-12209063-B2 · Jan 28, 2025 · US
Processes for Removing Carbon Disulfide from Symmetrical and Asymmetrical Sulfide Product Streams
US-2024083841-A1 · Mar 14, 2024 · US
Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams
US-11845716-B2 · Dec 19, 2023 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-2023064185-A1 · Mar 2, 2023 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-11485704-B2 · Nov 1, 2022 · US
3-(benzylamino)-4-(cyclohexylamino)-n-(2-(piperazin-1-yl)ethyl)benzenesulfonamide derivatives and related ferrostatin-1 analogues as cell death inhibitors for treating e.g. stroke
US-11339124-B2 · May 24, 2022 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-2021179546-A1 · Jun 17, 2021 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-11008283-B2 · May 18, 2021 · US
Caspase inhibitor and pharmaceutical composition, use and therapeutic method thereof
US-10981860-B2 · Apr 20, 2021 · US
3-(benzylamino)-4-(cyclohexylamino)-n-(2-(piperazin-1-yl)ethyl)benzenesulfonamide derivatives and related ferrostatin-1 analogues as cell death inhibitors for treating e.g. stroke
US-2021094909-A1 · Apr 1, 2021 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-10894763-B2 · Jan 19, 2021 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-2020399206-A1 · Dec 24, 2020 · US
Processes for Removing Carbon Disulfide from Symmetrical and Asymmetrical Sulfide Product Streams
US-2020339506-A1 · Oct 29, 2020 · US
Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams
US-10774040-B1 · Sep 15, 2020 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-2020002272-A1 · Jan 2, 2020 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-10487047-B1 · Nov 26, 2019 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-2019352254-A1 · Nov 21, 2019 · US
Methods and compositions for terpenoid tricycloalkane synthesis
US-10287239-B1 · May 14, 2019 · US