Quaternary heteroatom containing compounds
US-2023098847-A1 · Mar 30, 2023 · US
Oxygen atoms
Oxygen 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 | C07D241/52 |
| Official title | Oxygen atoms |
| Display label | Oxygen atoms |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piperazine-2,5-diones as TGF-beta inhibitors
US-11505531-B2 · Nov 22, 2022 · US
Quaternary heteroatom containing compounds
US-11390585-B2 · Jul 19, 2022 · US
Heterocyclic naphthoquinones derivatives for use in the treatment of cancers including Cushing disease
US-11306063-B2 · Apr 19, 2022 · US
Piperazine-2,5-diones as tgf-beta inhibitors
US-2021323933-A1 · Oct 21, 2021 · US
N-{[2-(piperidin-1-yl)phenyl](phenyl)methyl}-2-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-7-yl)acetamide derivatives and related compounds as ROR-gamma modulators for treating autoimmune diseases
US-11052092-B2 · Jul 6, 2021 · US
Quaternary heteroatom containing compounds
US-2021155592-A1 · May 27, 2021 · US
Quaternary heteroatom containing compounds
US-10906875-B2 · Feb 2, 2021 · US
Quaternary heteroatom containing compounds
US-2020157049-A1 · May 21, 2020 · US
N-{[2-(piperidin-1-yl)phenyl](phenyl)methyl}-2-(3-oxo-3,4-dihydro-2h-1,4-benzoxa zin-7-yl)acetamide derivatives and related compounds as ror-gamma modulators for treating autoimmune diseases
US-2019365768-A1 · Dec 5, 2019 · US
Quaternary heteroatom containing compounds
US-10343996-B2 · Jul 9, 2019 · US
Heterocyclic Naphthoquinones Derivatives for Use in the Treatment of Cancers Including Cushing Disease
US-2019169136-A1 · Jun 6, 2019 · US
Tertiary amides and method of use
US-2019119200-A1 · Apr 25, 2019 · US
Quaternary heteroatom containing compounds
US-2018339968-A1 · Nov 29, 2018 · US
Substituted heterocyclic acetamides as kappa opioid receptor (KOR) agonists
US-10131655-B2 · Nov 20, 2018 · US
Quaternary heteroatom containing compounds
US-10035769-B2 · Jul 31, 2018 · US
Compounds and methods for analysis and synthesis of saccharide compounds, and method for quantitating saccharide
US-2017299530-A1 · Oct 19, 2017 · US
Phenazine derivatives as anti-neoplastic agents and anti-infective agents
US-9745273-B2 · Aug 29, 2017 · US
Quaternary heteroatom containing compounds
US-2017137382-A1 · May 18, 2017 · US
Quinoxaline compounds and derivatives
US-9567305-B2 · Feb 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D241/52?
- CPC C07D241/52 is the Cooperative Patent Classification code for “Oxygen atoms.”
- How many patents are filed under CPC C07D241/52 (Oxygen atoms)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC C07D241/52 growing?
- Publication counts under this code: 3 in 2022 vs 1 in 2023 (latest complete years).