Hardmask composition, hardmask layer, and method of forming patterns
US-2024377746-A1 · Nov 14, 2024 · US
Pyrenes; Hydrogenated pyrenes
Pyrenes; Hydrogenated pyrenes · 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 | C07C2603/50 |
| Official title | Pyrenes; Hydrogenated pyrenes |
| Display label | Pyrenes; Hydrogenated pyrenes |
| Total patents | 301 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 38 |
| 2016 | 26 |
| 2017 | 35 |
| 2018 | 35 |
| 2019 | 26 |
| 2020 | 20 |
| 2021 | 24 |
| 2022 | 33 |
| 2023 | 15 |
| 2024 | 28 |
| 2025 | 12 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer, composition for organic electroluminescent element, organic electroluminescent element, organic el display device, and organic el lighting device
US-2016372676-A1 · Dec 22, 2016 · US
Organic compound and organic electroluminescent device employing the same
US-9496500-B2 · Nov 15, 2016 · US
Fullerene derivatives and organic electronic device comprising fullerene derivatives
US-2016329498-A1 · Nov 10, 2016 · US
Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and illumination device each using the element
US-9412963-B2 · Aug 9, 2016 · US
Compound for organic electroluminescent device
US-2016218293-A1 · Jul 28, 2016 · US
Fluoranthene polymer compound
US-9388101-B2 · Jul 12, 2016 · US
Fluorescent molecular rotors
US-2016195519-A1 · Jul 7, 2016 · US
Aromatic amine derivative and organic electroluminescent element using same
US-2016181527-A1 · Jun 23, 2016 · US
Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefrom
US-2016176840-A1 · Jun 23, 2016 · US
Organic electroluminescent element and electronic device
US-2016181543-A1 · Jun 23, 2016 · US
Monomer for hardmask composition, hardmask composition including monomer, and pattern forming method using hardmask composition
US-9359276-B2 · Jun 7, 2016 · US
Organic electroluminescent element using pyrene derivative
US-9353027-B2 · May 31, 2016 · US
Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefrom
US-2016145231-A1 · May 26, 2016 · US
Monomer, polymer, organic layer composition, organic layer, and method of forming patterns
US-2016145379-A1 · May 26, 2016 · US
Organic electroluminescence device and organic light emitting medium
US-9343682-B2 · May 17, 2016 · US
Aromatic amine derivative and organic electroluminescent element using same
US-9331285-B2 · May 3, 2016 · US
Organic compound, light-emitting device, and image display apparatus
US-9315460-B2 · Apr 19, 2016 · US
Polycyclic ring assembly compound and organic electroluminescent device employing the same
US-9309174-B2 · Apr 12, 2016 · US
Styryl-based compound, composition containing styryl-based compound, and organic light emitting diode including styryl-based compound
US-9288869-B2 · Mar 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C2603/50?
- CPC C07C2603/50 is the Cooperative Patent Classification code for “Pyrenes; Hydrogenated pyrenes.”
- How many patents are filed under CPC C07C2603/50 (Pyrenes; Hydrogenated pyrenes)?
- Our database includes 301 publications tagged with this CPC code.
- Is patent activity under CPC C07C2603/50 growing?
- Publication counts under this code: 28 in 2024 vs 12 in 2025 (latest complete years).