Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Reexamination Certificate
2011-06-07
2011-06-07
Gonzalez, Porfirio Nazario (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
C556S019000, C556S020000, C546S010000, C445S050000, C313S503000, C313S504000, C313S507000
Reexamination Certificate
active
07956206
ABSTRACT:
A light emitting device comprising an anode, a cathode, a light emissive layer located between the anode and the cathode, said light emissive layer comprising a compound for emitting light, said compound comprising a metal complex and X, said metal complex containing a metal (M) and a phosphorous atom that is coordinated directly to M, and an aryl or heteroaryl group Arsthat is directly bonded to the phosphorous atom, where Arsis substituted with X, and characterized in the X comprises an aryl or heteroaryl group.
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Cambridge Display Technology Limited
Gonzalez Porfirio Nazario
Marshall & Gerstein & Borun LLP
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