Nitrosation reagents and methods
US-12459909-B2 · Nov 4, 2025 · US
esterified · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D317/24 |
| Official title | esterified |
| Display label | esterified |
| Total patents | 67 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 7 |
| 2024 | 2 |
| 2025 | 7 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12459909-B2 · Nov 4, 2025 · US
US-2025154090-A1 · May 15, 2025 · US
US-2024109851-A1 · Apr 4, 2024 · US
US-11939311-B2 · Mar 26, 2024 · US
US-2023393469-A1 · Dec 7, 2023 · US
US-2023365523-A1 · Nov 16, 2023 · US
US-11760736-B2 · Sep 19, 2023 · US
US-2023242495-A1 · Aug 3, 2023 · US
US-2023139593-A1 · May 4, 2023 · US
US-11566093-B2 · Jan 31, 2023 · US
US-2023013713-A1 · Jan 19, 2023 · US
US-11530295-B2 · Dec 20, 2022 · US
US-2022177409-A1 · Jun 9, 2022 · US
US-11325891-B2 · May 10, 2022 · US
US-11278559-B2 · Mar 22, 2022 · US
US-2022048850-A1 · Feb 17, 2022 · US
US-2021179570-A1 · Jun 17, 2021 · US
US-2021040058-A1 · Feb 11, 2021 · US
US-2020291178-A1 · Sep 17, 2020 · US
US-10729775-B2 · Aug 4, 2020 · US
Answers are generated from the same data shown on this page.