Phosphine-imino-quinoline and related ligands for use in ethylene oligomerization processes
US-2024360052-A1 · Oct 31, 2024 · US
condensed with carbocyclic rings or carbocyclic ring systems
condensed with carbocyclic rings or carbocyclic ring systems · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07F9/5765 |
| Official title | {condensed with carbocyclic rings or carbocyclic ring systems} |
| Display label | condensed with carbocyclic rings or carbocyclic ring systems |
| Total patents | 83 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 8 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 9 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 5 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Organic compound, electrochromic device, electrochromic apparatus, optical filter, image pickup apparatus, lens unit, and window member
US-11591513-B2 · Feb 28, 2023 · US
Heterocyclic compound and organic light-emitting device comprising same
US-2023002350-A1 · Jan 5, 2023 · US
Water soluble fluorescent or colored dyes and methods for their use
US-2022372297-A1 · Nov 24, 2022 · US
Light-emitting device and apparatus including the same
US-2022367815-A1 · Nov 17, 2022 · US
Water soluble fluorescent or colored dyes and methods for their use
US-11434374-B2 · Sep 6, 2022 · US
Light-emitting device and electronic apparatus including the same
US-2022278296-A1 · Sep 1, 2022 · US
Low dimerizing viologen electrochromic compounds and devices
US-11414594-B2 · Aug 16, 2022 · US
New catecholamine prodrugs for use in the treatment of parkinson's disease
US-2022220077-A1 · Jul 14, 2022 · US
See addendum
US-2022209135-A1 · Jun 30, 2022 · US
Double alkoxycarbonylation of dienes
US-2022144749-A1 · May 12, 2022 · US
Double alkoxycarbonylation of dienes as one-pot synthesis
US-2022144750-A1 · May 12, 2022 · US
Condensed cyclic compound and organic light-emitting device including the same
US-11133473-B2 · Sep 28, 2021 · US
Heterocyclic compound and organic light emitting element using same
US-11133477-B2 · Sep 28, 2021 · US
Water soluble fluorescent or colored dyes and methods for their use
US-2021261782-A1 · Aug 26, 2021 · US
Pincer-type ligand having acridane structure and metal complex using the same
US-2021154650-A1 · May 27, 2021 · US
Ultra bright dimeric or polymeric dyes with spacing linker groups
US-10989715-B2 · Apr 27, 2021 · US
Pincer-type ligand having acridane structure and metal complex using the same
US-10974237-B2 · Apr 13, 2021 · US
Ultra bright dimeric or polymeric dyes with spacing linker groups
US-2021096135-A1 · Apr 1, 2021 · US
Water soluble fluorescent or colored dyes and methods for their use
US-10954391-B2 · Mar 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07F9/5765?
- CPC C07F9/5765 is the Cooperative Patent Classification code for “condensed with carbocyclic rings or carbocyclic ring systems.”
- How many patents are filed under CPC C07F9/5765 (condensed with carbocyclic rings or carbocyclic ring systems)?
- Our database includes 83 publications tagged with this CPC code.
- Is patent activity under CPC C07F9/5765 growing?
- Publication counts under this code: 11 in 2024 vs 5 in 2025 (latest complete years).