Patent · US Active

Organic semiconductor compound having an indol group, organic optoelectronic component comprising such a compound

US12133461B2 · kind B2 · utility

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20Claims
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Key dates

Filing dateJul 24, 2020
Grant dateOct 29, 2024
Priority date
Expiry dateFeb 25, 2041

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/549
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A compound of the general formula I wherein R1 is selected from the group consisting of H, alkoxy, alkyl, fluorinated alkyl, partly fluorinated alkyl, and aryl; R4 is selected from the group consisting of H, halogen, CN, alkoxy, alkyl, fluorinated alkyl, partly fluorinated alkyl, branched or linear, cyclic or open-chain alkyl, amino, aryl, and alkenyl; and at least one A1, A2, A3 or A4 in each case is independently the group Ia wherein each variable is as defined herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.