Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2004-12-13
2011-10-25
Tarazano, D. Lawrence (Department: 1786)
Stock material or miscellaneous articles
Composite
Of inorganic material
C257S040000, C528S401000, C528S422000
Reexamination Certificate
active
08043722
ABSTRACT:
An optionally substituted oligomer or polymer comprising a repeat unit of formula (I); wherein each Ar1and Ar3is the same or different and independently represents an optionally substituted aryl or heteroaryl; n is at least 1; Ar2represents an optionally substituted aryl or heteroaryl comprising a linking ring to which the two nitrogen atoms are both directly linked; and at least one of Ar2and either or both of Ar1is substituted with at least one substituent.
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Towns Carl
Wallace Paul
Clark Gregory
Connolly Bove & Lodge & Hutz LLP
Merck Patent GmbH
Tarazano D. Lawrence
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