Process of making 3-(4′-aminophenyl)-2-methoxypropionic acid, and analogs and intermediates thereof
US-12509416-B2 · Dec 30, 2025 · US
having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C205/56 |
| Official title | having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton |
| Display label | having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton |
| Total patents | 34 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12509416-B2 · Dec 30, 2025 · US
US-2025066284-A1 · Feb 27, 2025 · US
US-2024409498-A1 · Dec 12, 2024 · US
US-11905232-B2 · Feb 20, 2024 · US
US-11872202-B2 · Jan 16, 2024 · US
US-11827620-B2 · Nov 28, 2023 · US
US-11655203-B2 · May 23, 2023 · US
US-2023139593-A1 · May 4, 2023 · US
US-11465960-B2 · Oct 11, 2022 · US
US-2022194894-A1 · Jun 23, 2022 · US
US-2020392063-A1 · Dec 17, 2020 · US
US-10793503-B2 · Oct 6, 2020 · US
US-2019315713-A1 · Oct 17, 2019 · US
US-10364208-B2 · Jul 30, 2019 · US
US-10287225-B2 · May 14, 2019 · US
US-10093609-B2 · Oct 9, 2018 · US
US-2018258025-A1 · Sep 13, 2018 · US
US-2018065908-A1 · Mar 8, 2018 · US
US-2017369417-A1 · Dec 28, 2017 · US
US-9751825-B2 · Sep 5, 2017 · US
Answers are generated from the same data shown on this page.