US Patent 8227801 Bicarbzole containing compounds for OLEDs
Patent 8227801 was granted and assigned to Universal Display Corporation on July, 2012 by the United States Patent and Trademark Office.
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Patent abstract
Novel organic compounds comprising a bicarbazole core are provided. In particular, the compound has a 3;3′-bicarbazole core substituted at the 9th position with at least one of dibenzofuran, dibenzothiophene, dibenzoselenophene, azadibenzofuran, azadibenzothiophene and azadibenzoselenophene. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime.
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US Patent 08227801 Bicarbzole containing compounds for OLEDs US Patent 8227801 Bicarbzole containing compounds for OLEDs
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Patent Number
0822780100
Patent Number
822780100
Edits on 29 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
082278010
Date of Patent
July 24, 2012
0Patent Application Number
127674330
Date Filed
April 26, 2010
0Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
082278010
Date of Patent
July 24, 2012
0Patent Application Number
127674330
Date Filed
April 26, 2010
0Patent Primary Examiner
Edits on 15 Dec, 2021
Golden AI
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US Patent 08227801 Bicarbzole containing compounds for OLEDs
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08227801
Date of patent
July 24, 2012
Patent application number
12767433
Date Filed
April 26, 2010
Patent primary examiner
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