US Patent 7553556 Organometallic materials and electroluminescent devices

Patent 7553556 was granted and assigned to Eastman Kodak on June, 2009 by the United States Patent and Trademark Office.

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Current Assignee

Eastman Kodak

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7553556

Date of Patent

June 30, 2009

Patent Application Number

11102380

Date Filed

April 8, 2005

Patent Primary Examiner

‌

Dawn Garrett

Patent abstract

An electroluminescent device comprises a light-emitting layer containing a light emitting material that contains an organometallic complex having a partial structure represented by the following formula (I):

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