Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Nitrogen-containing reactant
Reexamination Certificate
2006-12-05
2009-06-23
Truong, Duc (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Nitrogen-containing reactant
C528S086000, C429S128000, C428S690000, C428S917000, C427S059000
Reexamination Certificate
active
07550554
ABSTRACT:
An aryl amine polymer is provided which contains a specific repeat unit, its use in preparing an organic semiconductor material which contains the aryl amine polymer and an additional specific compound and in the preparation of organic light emitting devices (OLED), organic thin film transistors (TFT) and so on, along with an organic TFT including a substrate, an organic semiconductor layer which contains the organic semiconductor material and is located overlying the substrate, an electrode pair of a source electrode and a drain electrode; and a third electrode.
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Akiyama Yoshikazu
Kawamura Shin'ichi
Kondoh Hitoshi
Nakayama Yoshinobu
Okada Takashi
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Ricoh & Company, Ltd.
Truong Duc
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