Organic electroluminescent compound and organic electroluminescent device comprising the same
US-2024067618-A1 · Feb 29, 2024 · US
Peri-condensed systems
Peri-condensed 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 | C07D487/06 |
| Official title | Peri-condensed systems |
| Display label | Peri-condensed systems |
| Total patents | 427 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 50 |
| 2016 | 47 |
| 2017 | 40 |
| 2018 | 38 |
| 2019 | 43 |
| 2020 | 37 |
| 2021 | 23 |
| 2022 | 38 |
| 2023 | 35 |
| 2024 | 27 |
| 2025 | 36 |
| 2026 | 13 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing carboxylic acid anhydride, method for producing carboxylic imide, and method for manufacturing electrophotographic photosensitive member
US-2016376285-A1 · Dec 29, 2016 · US
Macrocycles as factor xia inhibitors
US-2016362414-A1 · Dec 15, 2016 · US
Organic electroluminescence
US-9502667-B2 · Nov 22, 2016 · US
Organic electroluminescent element, electronic device, light emitting device, and light emitting material
US-2016268516-A1 · Sep 15, 2016 · US
Heterocyclic compound and organic light-emitting element using same
US-2016240793-A1 · Aug 18, 2016 · US
Organic light emitting display device
US-2016149142-A1 · May 26, 2016 · US
Materials for organic electroluminescent devices
US-9324954-B2 · Apr 26, 2016 · US
Methods and kits using extended rhodamine dyes
US-9309561-B2 · Apr 12, 2016 · US
Condensed-cyclic compound and organic light-emitting device including the same
US-2016020396-A1 · Jan 21, 2016 · US
Macrocycles as factor XIa inhibitors
US-9221818-B2 · Dec 29, 2015 · US
Tricyclic indole derivatives useful endothelial lipase inhibitors
US-9216998-B2 · Dec 22, 2015 · US
Antibacterial Oxadiazolone Derivatives
US-2015353547-A1 · Dec 10, 2015 · US
Organic electroluminescent materials and devices
US-2015349273-A1 · Dec 3, 2015 · US
Cycloclavine and Derivatives Thereof for Controlling Invertebrate Pests
US-2015335021-A1 · Nov 26, 2015 · US
Condensed cyclic compound and organic light-emitting device including the same
US-2015333273-A1 · Nov 19, 2015 · US
Pyrimidine compounds for the treatment of cancer
US-2015322019-A1 · Nov 12, 2015 · US
An improved process for making zilpaterol
US-2015315195-A1 · Nov 5, 2015 · US
Tricyclic quinoline and quinoxaline derivatives
US-9169253-B2 · Oct 27, 2015 · US
Flindersia Alkaloids, Derivatives and Analogs: Compositions and Methods for Producing the Same
US-2015299196-A1 · Oct 22, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D487/06?
- CPC C07D487/06 is the Cooperative Patent Classification code for “Peri-condensed systems.”
- How many patents are filed under CPC C07D487/06 (Peri-condensed systems)?
- Our database includes 427 publications tagged with this CPC code.
- Is patent activity under CPC C07D487/06 growing?
- Publication counts under this code: 27 in 2024 vs 36 in 2025 (latest complete years).