Compounds and their applications
US-2026015655-A1 · Jan 15, 2026 · US
Nitrogen atoms
Nitrogen 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 | C07D219/08 |
| Official title | Nitrogen atoms |
| Display label | Nitrogen atoms |
| Total patents | 54 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Diazonium compounds and methods of use for dna cleavage
US-2025170265-A1 · May 29, 2025 · US
Acridine compound
US-2025129029-A1 · Apr 24, 2025 · US
Compound, rubber blend containing the compound, vehicle tire comprising the rubber blend in at least one component, process for preparing the compound, and use of the compound as an anti-aging agent and/or antioxidant
US-2025115739-A1 · Apr 10, 2025 · US
Compound, rubber blend containing the compound, vehicle tire comprising the rubber blend in at least one component, process for producing the compound, and use of the compound as an ageing protectant and/or antioxidant and/or dye
US-2025109108-A1 · Apr 3, 2025 · US
Compound, rubber blend containing the compound, vehicle tire comprising the rubber blend in at least one component, process for producing the compound, and use of the compound as an ageing protectant and/or antiozonant and/or dye
US-2025100972-A1 · Mar 27, 2025 · US
Organic molecules for use in optoelectronic devices
US-12262635-B2 · Mar 25, 2025 · US
Sulfonated 2(7)-aminoacridone and 1-aminopyrene dyes and their use as fluorescent tags, in particular for carbohydrate analysis
US-12174197-B2 · Dec 24, 2024 · US
Compound, rubber blend containing the compound, vehicle tire comprising the rubber blend in at least one component, process for producing the compound, and use of the compound as an ageing protectant and/or antiozonant and/or dye
US-2024368086-A1 · Nov 7, 2024 · US
Heterocyclic compound and organic light-emitting device comprising same
US-2024315130-A1 · Sep 19, 2024 · US
Heterocyclic compound, organic light-emitting device comprising same, manufacturing method therefor, and composition for organic layer
US-2024008360-A1 · Jan 4, 2024 · US
Tetrastyrene-based compound and application thereof and electronic device using the same
US-2023322700-A1 · Oct 12, 2023 · US
Novel acridinium salt and method for producing same
US-2023278960-A1 · Sep 7, 2023 · US
Azulene ring-containing compound, its use, and an organic photoelectric device including the same
US-11667618-B2 · Jun 6, 2023 · US
Nitrogen-containing compound, electronic element, and electronic device
US-11524970-B2 · Dec 13, 2022 · US
Electroluminescent compound and electroluminescent device including the same
US-11469378-B2 · Oct 11, 2022 · US
Phenanthrene compounds for organic electronic devices
US-11424411-B2 · Aug 23, 2022 · US
Nitrogen-containing compound, electronic element, and electronic device
US-2022213124-A1 · Jul 7, 2022 · US
Sulfonated 2(7)-aminoacridone and 1-aminopyrene dyes and their use as fluorescent tags, in particular for carbohydrate analysis
US-2022107325-A1 · Apr 7, 2022 · US
hTERT MODULATORS AND METHODS OF USE
US-2021371375-A1 · Dec 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D219/08?
- CPC C07D219/08 is the Cooperative Patent Classification code for “Nitrogen atoms.”
- How many patents are filed under CPC C07D219/08 (Nitrogen atoms)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC C07D219/08 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).