Production of guaiene and rotundone
US-12460233-B2 · Nov 4, 2025 · US
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the condensed ring system containing ten carbon atoms
the condensed ring system containing ten 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 | C07C49/637 |
| Official title | the condensed ring system containing ten carbon atoms |
| Display label | the condensed ring system containing ten carbon atoms |
| Total patents | 16 |
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 | 3 |
| 2017 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods of carbon-carbon bond fragmentation
US-12122730-B2 · Oct 22, 2024 · US
Decalin derivatives, a process for the preparation and pharmaceutical composition thereof
US-11724995-B2 · Aug 15, 2023 · US
Production of guaiene and rotundone
US-2023040990-A1 · Feb 9, 2023 · US
Production of guaiene and rotundone
US-11485985-B2 · Nov 1, 2022 · US
Decalin derivatives, a process for the preparation and pharmaceutical composition thereof
US-2021395212-A1 · Dec 23, 2021 · US
Dehydrogenation reaction
US-10899694-B2 · Jan 26, 2021 · US
Improvements in or relating to organic compounds
US-2020299737-A1 · Sep 24, 2020 · US
Dehydrogenation reaction
US-2019345088-A1 · Nov 14, 2019 · US
Methods for producing cyclic and acyclic ketones
US-10207961-B2 · Feb 19, 2019 · US
Method for preparing 6-alkylated steroidal derivatives and corresponding alkylated 5,6,7,8-tetrahydronaphthalene-2(4 alpha.H)-ones
US-9783569-B2 · Oct 10, 2017 · US
Synthesis of Tetracyclines and intermediates thereto
US-9688644-B2 · Jun 27, 2017 · US
Method for preparing 6-alkylated steroidal derivatives and corresponding alkylated 5,6,7,8-tetrahydronaphthalene-2(4 alpha.h)-ones
US-2016244478-A1 · Aug 25, 2016 · US
Penta/hexamethyl-3,4,5,8-tetrahydro-1(2H)-naphthalenone derivatives with aromatic notes
US-9284514-B2 · Mar 15, 2016 · US
Synthesis of tetracyclines and intermediates thereto
US-2016002183-A1 · Jan 7, 2016 · US
Synthesis of tetracyclines and intermediates thereto
US-9073829-B2 · Jul 7, 2015 · US