Process for synthesis of galbulimima alkaloid 18 and compounds useful as opioid receptor antagonists and agonists
US-2025346581-A1 · Nov 13, 2025 · US
containing hydroxy groups · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C49/573 |
| Official title | containing hydroxy groups |
| Display label | containing hydroxy groups |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025346581-A1 · Nov 13, 2025 · US
US-2025243185-A1 · Jul 31, 2025 · US
US-12281100-B2 · Apr 22, 2025 · US
US-12048710-B2 · Jul 30, 2024 · US
US-2024067597-A1 · Feb 29, 2024 · US
US-11724995-B2 · Aug 15, 2023 · US
US-11654102-B2 · May 23, 2023 · US
US-11420994-B2 · Aug 23, 2022 · US
US-11278554-B2 · Mar 22, 2022 · US
US-2021395212-A1 · Dec 23, 2021 · US
US-2021221835-A1 · Jul 22, 2021 · US
US-2021030663-A1 · Feb 4, 2021 · US
US-2020283415-A1 · Sep 10, 2020 · US
US-2019352262-A1 · Nov 21, 2019 · US
US-9359277-B2 · Jun 7, 2016 · US
US-9260371-B2 · Feb 16, 2016 · US
US-9120759-B2 · Sep 1, 2015 · US
US-9090534-B2 · Jul 28, 2015 · US
US-8993768-B2 · Mar 31, 2015 · US