Compound, salt of compound, antibody modification reagent, method for producing modified antibody, and modified antibody
US-2025304617-A1 · Oct 2, 2025 · US
having nitrogen atoms of carboxamide groups bound to an acyclic carbon atom and to a carbon atom of a six-membered aromatic ring wherein at least one ortho-hydrogen atom has been replaced · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C233/88 |
| Official title | having nitrogen atoms of carboxamide groups bound to an acyclic carbon atom and to a carbon atom of a six-membered aromatic ring wherein at least one ortho-hydrogen atom has been replaced |
| Display label | having nitrogen atoms of carboxamide groups bound to an acyclic carbon atom and to a carbon atom of a six-membered aromatic ring wherein at least one ortho-hydrogen atom has been replaced |
| Total patents | 45 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 4 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025304617-A1 · Oct 2, 2025 · US
US-2025282713-A1 · Sep 11, 2025 · US
US-2025282792-A1 · Sep 11, 2025 · US
US-2025162992-A1 · May 22, 2025 · US
US-2024366540-A1 · Nov 7, 2024 · US
US-2024351966-A1 · Oct 24, 2024 · US
US-11850247-B2 · Dec 26, 2023 · US
US-11713324-B2 · Aug 1, 2023 · US
US-11661397-B2 · May 30, 2023 · US
US-11629127-B2 · Apr 18, 2023 · US
US-11603337-B2 · Mar 14, 2023 · US
US-2022324805-A1 · Oct 13, 2022 · US
US-2022234996-A1 · Jul 28, 2022 · US
US-11332435-B2 · May 17, 2022 · US
US-11306059-B2 · Apr 19, 2022 · US
US-2021322416-A1 · Oct 21, 2021 · US
US-2021284653-A1 · Sep 16, 2021 · US
US-2021188763-A1 · Jun 24, 2021 · US
US-2021179541-A1 · Jun 17, 2021 · US
US-2021171440-A1 · Jun 10, 2021 · US
Answers are generated from the same data shown on this page.