Chemistry of hydrocarbon compounds – Compound or reaction product mixture – Aromatic
Reexamination Certificate
2005-03-01
2005-03-01
Parsa, J. (Department: 1621)
Chemistry of hydrocarbon compounds
Compound or reaction product mixture
Aromatic
C428S690000
Reexamination Certificate
active
06861567
ABSTRACT:
The present invention relates to novel spiro compounds of the formula (I):
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Salbeck Josef
Spreitzer Hubert
Weissörtel Frank
Connolly Bove & Lodge & Hutz LLP
Covion Organic Semiconductors GmbH
Parsa J.
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