Organic electroluminescent device, display, and illuminating...

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

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C428S917000, C313S504000, C313S506000, C252S301320, C257S040000, C257S103000, C257SE51028, C556S431000, C556S435000, C528S043000

Reexamination Certificate

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07906224

ABSTRACT:
An organic electroluminescent element comprising a cathode and an anode having therebetween at least one organic compound layer, wherein one of the organic compound layer comprises a polymer having a repeat unit represented by Formula (1) (wherein Ar1represents an arylene group which may have a substituent or a heteroarylene group having not more than two heteroatoms, which may have a substituent; and L1represents a divalent linkage group selected from a prescribed group; and n1represents an integer of not less than two).

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English machine translation of JP 2004-185967-A.

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