Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2011-02-01
2011-02-01
Loewe, Sun Jae Y. (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C428S690000
Reexamination Certificate
active
07880019
ABSTRACT:
It is an object to provide a noble anthracene derivative, a light emitting element with a high luminous efficiency, and further a light emitting element with a long lifetime. It is another object to provide a light emitting device and electronic device with a long lifetime by using the light emitting element. An anthracene derivative represented by General Formula (1) is provided. Since the anthracene derivative represented by General Formula (1) has a high luminous efficiency, when the anthracene derivative is used for a light emitting element, the light emitting element can have a high luminous efficiency. Further, when the anthracene derivative represented by General Formula (1) is used for a light emitting element, the light emitting element can have a long lifetime.
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Egawa Masakazu
Kawakami Sachiko
Osaka Harue
Shitagaki Satoko
Husch Blackwell LLP Welsh & Katz
Loewe Sun Jae Y.
Semiconductor Energy Laboratory Co,. Ltd.
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