Carbene compounds and organic electroluminescent devices
US12180230B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Nov 15, 2018 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Jan 13, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound selected from the group consisting of Formula I, Formula II, and Formula III,
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.