US Patent 7452615 Carbazole derivative and organic light emitting device using same

Patent 7452615 was granted and assigned to LG Chem on November, 2008 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

LG Chem

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

74526150

Patent Inventor Names

Kong Kyeom Kim0

Jun Gi Jang0

Date of Patent

November 18, 2008

Patent Application Number

112290930

Date Filed

September 19, 2005

Patent Citations Received

‌

US Patent 11785837 Organic electroluminescence device and polycyclic compound for organic electroluminescence device

Patent Primary Examiner

‌

Dawn Garrett

Patent abstract

Disclosed is a compound of Formula 1 and an organic light emitting device using the same.

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