Syntheses of n-heterocyclic carbenes and intermediates therefor
US-2021317088-A9 · Oct 14, 2021 · US
Monoamines
Monoamines · 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 | C07C211/45 |
| Official title | Monoamines |
| Display label | Monoamines |
| Total patents | 94 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 9 |
| 2018 | 11 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 5 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods for forming aryl carbon-nitrogen bond using light
US-11104653-B2 · Aug 31, 2021 · US
Methods of using ehmt2 inhibitors in treating or preventing blood disorders
US-2021260040-A1 · Aug 26, 2021 · US
ROR-gamma modulators and uses thereof
US-11084784-B2 · Aug 10, 2021 · US
Application of the ionic iron (iii) complex as catalyst in preparation of benzylamine compound
US-2021237044-A1 · Aug 5, 2021 · US
Chemical sensors based on carbon nanotubes functionalised by conjugated polymers for analysis in aqueous medium
US-2021130540-A1 · May 6, 2021 · US
Blue fluorescent material and display panel
US-2020373495-A1 · Nov 26, 2020 · US
Syntheses of n-heterocyclic carbenes and intermediates therefor
US-2020354323-A1 · Nov 12, 2020 · US
Iron oxide supported rhodium catalyst for nitroarene reduction
US-2020298212-A1 · Sep 24, 2020 · US
Syntheses of N-heterocyclic carbenes and intermediates therefor
US-10759763-B2 · Sep 1, 2020 · US
Organic electroluminescence device and monoamine compound for organic electroluminescence device
US-2020235297-A1 · Jul 23, 2020 · US
Surfactant compositions and use thereof
US-2020172831-A1 · Jun 4, 2020 · US
Molecular host frameworks and methods of making and using same
US-2019375706-A1 · Dec 12, 2019 · US
Methods for forming aryl carbon-nitrogen bonds using light and photoreactors useful for conducting such reactions
US-2019345122-A1 · Nov 14, 2019 · US
Photoredox-catalyzed direct C—H functionalization of arenes
US-10399947-B2 · Sep 3, 2019 · US
Solid-supported catalyst for cross-coupling
US-10377723-B2 · Aug 13, 2019 · US
Aryl halide cross-coupling method and product made therefrom
US-10377724-B2 · Aug 13, 2019 · US
Ligand for catalyst or pre-catalyst and method of forming C(SP2)-N bond
US-10322410-B2 · Jun 18, 2019 · US
Solid-supported palladium (II) complex as a heterogeneous catalyst for cross coupling reactions and methods thereof
US-10280147-B2 · May 7, 2019 · US
Polymer, composition for organic electroluminescent element, organic electroluminescent element, organic EL display device, and organic EL lighting device
US-10270035-B2 · Apr 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C211/45?
- CPC C07C211/45 is the Cooperative Patent Classification code for “Monoamines.”
- How many patents are filed under CPC C07C211/45 (Monoamines)?
- Our database includes 94 publications tagged with this CPC code.
- Is patent activity under CPC C07C211/45 growing?
- Publication counts under this code: 8 in 2024 vs 5 in 2025 (latest complete years).