Transition metal complex and light-emitting device

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

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C428S917000, C313S504000, C313S506000, C257SE51044

Reexamination Certificate

active

07745021

ABSTRACT:
A light-emitting device comprising a pair of electrodes and one or more organic layers disposed between the electrodes, the one or more organic layers comprising a light-emitting layer. At least one of the organic layers comprises a transition metal complex containing a moiety represented by the following formula (1):wherein M11represents a transition metal ion; and R11, R12, R13, R14, R15, R16and R17represent a substituent or a single bond, respectively, or a tautomer thereof.

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Baitalik, et al., “Mononuclear and Buclear Ruthenium (II) Complexes Containing 2,2′-Bipyridine or 1, 10-Phenanthroline and Pyrazole-3,5-Bis(benzimidazole) . . . ” Inorganic Chemistry, 1999 vol. 38, pp. 3296-3308.
U.S. Appl. No. 60/211,108, filed Jun. 12, 2000.
U.S. Appl. No. 60/208,434, filed May 31, 2000.

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