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
with the nitrogen atoms of the amino groups bound to hydrogen atoms or to carbon atoms · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C317/36 |
| Official title | with the nitrogen atoms of the amino groups bound to hydrogen atoms or to carbon atoms |
| Display label | with the nitrogen atoms of the amino groups bound to hydrogen atoms or to carbon atoms |
| Total patents | 85 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 14 |
| 2019 | 8 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 10 |
| 2024 | 6 |
| 2025 | 5 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2022107325-A1 · Apr 7, 2022 · US
US-2021317079-A1 · Oct 14, 2021 · US
US-2021207452-A2 · Jul 8, 2021 · US
US-11046644-B2 · Jun 29, 2021 · US
US-10940425-B2 · Mar 9, 2021 · US
US-2021020843-A1 · Jan 21, 2021 · US
US-10894777-B2 · Jan 19, 2021 · US
US-2020392119-A1 · Dec 17, 2020 · US
US-10822325-B2 · Nov 3, 2020 · US
US-2020263516-A1 · Aug 20, 2020 · US
US-10734680-B2 · Aug 4, 2020 · US
US-10683261-B2 · Jun 16, 2020 · US
US-2020109110-A1 · Apr 9, 2020 · US
US-2019389814-A1 · Dec 26, 2019 · US
US-10377703-B2 · Aug 13, 2019 · US
US-10301253-B2 · May 28, 2019 · US
US-10287243-B2 · May 14, 2019 · US
US-10227313-B2 · Mar 12, 2019 · US
US-10208049-B2 · Feb 19, 2019 · US
US-10188992-B2 · Jan 29, 2019 · US
Answers are generated from the same data shown on this page.