Process for producing pyrrole compound
US-10844011-B2 · Nov 24, 2020 · US
Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D207/337 |
| Official title | Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals |
| Display label | Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals |
| Total patents | 121 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 14 |
| 2017 | 11 |
| 2018 | 12 |
| 2019 | 9 |
| 2020 | 21 |
| 2021 | 14 |
| 2022 | 8 |
| 2023 | 12 |
| 2024 | 4 |
| 2025 | 6 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10844011-B2 · Nov 24, 2020 · US
US-2020317640-A1 · Oct 8, 2020 · US
US-2020245625-A1 · Aug 6, 2020 · US
US-10668051-B2 · Jun 2, 2020 · US
US-2019375708-A1 · Dec 12, 2019 · US
US-10463649-B2 · Nov 5, 2019 · US
US-10442782-B2 · Oct 15, 2019 · US
US-2019127324-A1 · May 2, 2019 · US
US-10246450-B2 · Apr 2, 2019 · US
US-10207989-B2 · Feb 19, 2019 · US
US-2019029990-A1 · Jan 31, 2019 · US
US-10189789-B2 · Jan 29, 2019 · US
US-10173977-B2 · Jan 8, 2019 · US
US-10150737-B2 · Dec 11, 2018 · US
US-2018327375-A1 · Nov 15, 2018 · US
US-2018243245-A1 · Aug 30, 2018 · US
US-2018222838-A1 · Aug 9, 2018 · US
US-2018222898-A1 · Aug 9, 2018 · US
US-10022453-B2 · Jul 17, 2018 · US
US-10017480-B2 · Jul 10, 2018 · US
Answers are generated from the same data shown on this page.