Organic light emitting diode
US12120949B2 · kind B2 · utility
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1References
17Claims
0Family size
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Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Oct 15, 2024 |
| Priority date | — |
| Expiry date | Mar 9, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
Abstract
Provided is an organic light emitting device including a first organic material layer that comprises a compound of Formula 1: and a second organic material layer comprising a compound of Formula 2:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.