Method for obtaining fucoxanthin and fatty acids from the biomass of algae
US-12331025-B2 · Jun 17, 2025 · US
by aldehydo- or ketonic radicals
by aldehydo- or ketonic radicals · 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 | C07D303/32 |
| Official title | by aldehydo- or ketonic radicals |
| Display label | by aldehydo- or ketonic radicals |
| Total patents | 61 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 10 |
| 2020 | 11 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Substituted alkylphenols as HCN1 antagonists
US-12274679-B2 · Apr 15, 2025 · US
Hole transport material, quantum dot light-emitting device and manufacturing method thereof, and display apparatus
US-12274113-B2 · Apr 8, 2025 · US
Inhibitors of the n-terminal domain of the androgen receptor
US-12162818-B2 · Dec 10, 2024 · US
Substituted alkylphenols as hcn1 antagonists
US-2024366529-A1 · Nov 7, 2024 · US
Polycyclic carbogenic molecules and uses thereof as anti-cancer agents
US-11987546-B2 · May 21, 2024 · US
Decalin derivatives, a process for the preparation and pharmaceutical composition thereof
US-11724995-B2 · Aug 15, 2023 · US
Substituted alkylphenols as HCN1 antagonists
US-11684590-B2 · Jun 27, 2023 · US
Daphnane diterpenoid resistant to prostate cancer and preparation method thereof
US-2023159551-A1 · May 25, 2023 · US
Inhibitors of human epididymus protein 4
US-2023159586-A1 · May 25, 2023 · US
Cosmetic composition comprising vetiver root extract
US-11654102-B2 · May 23, 2023 · US
Use of marine algae for co-producing alkenones, alkenone derivatives, and co-products
US-11634738-B2 · Apr 25, 2023 · US
Inhibitors of the n-terminal domain of the androgen receptor
US-2022380298-A1 · Dec 1, 2022 · US
Hole transport material, quantum dot light-emitting device and manufacturing method thereof, and display apparatus
US-2022320453-A1 · Oct 6, 2022 · US
Polycyclic carbogenic molecules and uses thereof as anti-cancer agents
US-2022267241-A1 · Aug 25, 2022 · US
Inhibitors of the n-terminal domain of the androgen receptor
US-2022177418-A1 · Jun 9, 2022 · US
Method for obtaining fucoxanthin and fatty acids from the biomass of algae
US-2022144790-A1 · May 12, 2022 · US
Polycyclic carbogenic molecules and uses thereof as anti-cancer agents
US-11286226-B2 · Mar 29, 2022 · US
Inhibitors of the N-terminal domain of the androgen receptor
US-11261152-B2 · Mar 1, 2022 · US
Decalin derivatives, a process for the preparation and pharmaceutical composition thereof
US-2021395212-A1 · Dec 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D303/32?
- CPC C07D303/32 is the Cooperative Patent Classification code for “by aldehydo- or ketonic radicals.”
- How many patents are filed under CPC C07D303/32 (by aldehydo- or ketonic radicals)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC C07D303/32 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).