Abietanes and methods of making and using the same
US-2025154106-A1 · May 15, 2025 · US
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by ring closure
by ring closure · 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 | C07C1/28 |
| Official title | by ring closure |
| Display label | by ring closure |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Abietanes and methods of making and using the same
US-12221419-B2 · Feb 11, 2025 · US
Method for producing halogenobicyclo[1.1.1]pentane
US-2024279143-A1 · Aug 22, 2024 · US
Method for preparing deuterated anthracene compound, reaction composition, deuterated anthracene compound and composition
US-2024002312-A1 · Jan 4, 2024 · US
Process for making [1.1.1]propellane
US-11724971-B2 · Aug 15, 2023 · US
Difluoromethyl iodo compounds and methods
US-2023159416-A1 · May 25, 2023 · US
Process for making [1.1.1]propellane
US-2022324775-A1 · Oct 13, 2022 · US
System and method for generating a trend parameter based on respiration rate distribution
US-11350848-B2 · Jun 7, 2022 · US
Continuous flow processes for making bicyclic compounds
US-11339103-B2 · May 24, 2022 · US
Continuous flow processes for making bicyclic compounds
US-2021061730-A1 · Mar 4, 2021 · US
Carbon nanobelt and production method therefor
US-2019375692-A1 · Dec 12, 2019 · US
Continuous low-temperature process to produce trans-1-chloro-3,3,3-trifluoropropene
US-9643903-B2 · May 9, 2017 · US
Cyclopolyarylene compound and method of manufacturing same
US-9481618-B2 · Nov 1, 2016 · US
System and method for generating a trend parameter based on respiration rate distribution
US-2016150996-A9 · Jun 2, 2016 · US