Organic electroluminescent element and electronic device using same
US-2022289704-A1 · Sep 15, 2022 · US
Thioxanthenes
Thioxanthenes · 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 | C07D335/12 |
| Official title | Thioxanthenes |
| Display label | Thioxanthenes |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 3 |
| 2017 | 10 |
| 2018 | 7 |
| 2019 | 14 |
| 2020 | 7 |
| 2021 | 9 |
| 2022 | 5 |
| 2023 | 11 |
| 2024 | 11 |
| 2025 | 7 |
| 2026 | 13 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Novel compound, organic electroluminescence device using the same, and electronic apparatus
US-2022289726-A1 · Sep 15, 2022 · US
Organic electroluminescent materials and devices
US-11322691-B2 · May 3, 2022 · US
Mechanical opening of lipid bilayers by molecular nanomachines
US-11154623-B2 · Oct 26, 2021 · US
Oxime ester compound and photopolymerization initiator containing same
US-2021271163-A1 · Sep 2, 2021 · US
Mechanical opening of lipid bilayers by molecular nanomachines
US-2021252166-A1 · Aug 19, 2021 · US
Onium salt compound, chemically amplified resist composition and patterning process
US-2021188770-A1 · Jun 24, 2021 · US
Red-shifted fluorophores
US-2021171490-A1 · Jun 10, 2021 · US
Extreme ultraviolet photoresist and method
US-11003076-B2 · May 11, 2021 · US
Polymerizable absorbers of uv and high energy visible light
US-2021109255-A1 · Apr 15, 2021 · US
Polymerizable absorbers of UV and high energy visible light
US-10935695-B2 · Mar 2, 2021 · US
Monomer, polymer, resist composition, and patterning process
US-10915021-B2 · Feb 9, 2021 · US
Photostable mimics of macular pigment
US-2020407337-A1 · Dec 31, 2020 · US
Organic electroluminescent materials and devices
US-10790455-B2 · Sep 29, 2020 · US
Organic electroluminescence device and polycyclic compound for organic electroluminescence device
US-2020144518-A1 · May 7, 2020 · US
Onium salt, resist composition, and pattern forming process
US-2020102271-A1 · Apr 2, 2020 · US
Compound, method for manufacturing the compound, and composition for forming organic film
US-10604618-B2 · Mar 31, 2020 · US
Polycyclic compound and organic electroluminescence device including the same
US-10593885-B2 · Mar 17, 2020 · US
Materials for organic electroluminescent devices
US-10573818-B2 · Feb 25, 2020 · US
Compound for organic optoelectronic device, organic light emitting diode including the same and display including the organic light emitting diode
US-10522761-B2 · Dec 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D335/12?
- CPC C07D335/12 is the Cooperative Patent Classification code for “Thioxanthenes.”
- How many patents are filed under CPC C07D335/12 (Thioxanthenes)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC C07D335/12 growing?
- Publication counts under this code: 11 in 2024 vs 7 in 2025 (latest complete years).