Two-dimensional covalent organic frameworks for harvesting mechanical energy
US-2026042725-A1 · Feb 12, 2026 · US
the six-membered aromatic ring being part of a condensed ring system formed by two rings · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C211/30 |
| Official title | the six-membered aromatic ring being part of a condensed ring system formed by two rings |
| Display label | the six-membered aromatic ring being part of a condensed ring system formed by two rings |
| Total patents | 50 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 11 |
| 2017 | 9 |
| 2018 | 10 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2026042725-A1 · Feb 12, 2026 · US
US-12328955-B2 · Jun 10, 2025 · US
US-2025057994-A1 · Feb 20, 2025 · US
US-12173016-B2 · Dec 24, 2024 · US
US-2023231069-A1 · Jul 20, 2023 · US
US-2022278282-A1 · Sep 1, 2022 · US
US-2022112233-A1 · Apr 14, 2022 · US
US-11274106-B2 · Mar 15, 2022 · US
US-2021024560-A1 · Jan 28, 2021 · US
US-2020123173-A1 · Apr 23, 2020 · US
US-10450261-B2 · Oct 22, 2019 · US
US-10315993-B2 · Jun 11, 2019 · US
US-10214502-B2 · Feb 26, 2019 · US
US-10144700-B2 · Dec 4, 2018 · US
US-2018305311-A1 · Oct 25, 2018 · US
US-10100001-B2 · Oct 16, 2018 · US
US-2018230080-A1 · Aug 16, 2018 · US
US-2018155270-A1 · Jun 7, 2018 · US
US-9988341-B2 · Jun 5, 2018 · US
US-9957230-B2 · May 1, 2018 · US
Answers are generated from the same data shown on this page.