Tetrahydroisoquinoline derivatives
US-10105359-B2 · Oct 23, 2018 · US
with the ring nitrogen atom acylated by carboxylic or carbonic acids, or with sulfur or nitrogen analogues thereof, e.g. carbamates · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D217/06 |
| Official title | with the ring nitrogen atom acylated by carboxylic or carbonic acids, or with sulfur or nitrogen analogues thereof, e.g. carbamates |
| Display label | with the ring nitrogen atom acylated by carboxylic or carbonic acids, or with sulfur or nitrogen analogues thereof, e.g. carbamates |
| Total patents | 155 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 26 |
| 2016 | 16 |
| 2017 | 17 |
| 2018 | 13 |
| 2019 | 19 |
| 2020 | 11 |
| 2021 | 9 |
| 2022 | 11 |
| 2023 | 14 |
| 2024 | 7 |
| 2025 | 10 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10105359-B2 · Oct 23, 2018 · US
US-9840466-B2 · Dec 12, 2017 · US
US-2017342025-A1 · Nov 30, 2017 · US
US-2017334847-A1 · Nov 23, 2017 · US
US-2017304292-A1 · Oct 26, 2017 · US
US-2017273965-A1 · Sep 28, 2017 · US
US-2017273966-A1 · Sep 28, 2017 · US
US-2017275280-A1 · Sep 28, 2017 · US
US-2017231990-A1 · Aug 17, 2017 · US
US-9693992-B2 · Jul 4, 2017 · US
US-9688637-B2 · Jun 27, 2017 · US
US-9682998-B2 · Jun 20, 2017 · US
US-9670154-B2 · Jun 6, 2017 · US
US-2017087145-A1 · Mar 30, 2017 · US
US-2017044171-A1 · Feb 16, 2017 · US
US-2017029375-A1 · Feb 2, 2017 · US
US-2017029367-A1 · Feb 2, 2017 · US
US-9556160-B2 · Jan 31, 2017 · US
US-9527851-B2 · Dec 27, 2016 · US
US-2016362421-A1 · Dec 15, 2016 · US
Answers are generated from the same data shown on this page.