US 2002/0161165 A1Published application

Core guest host systems

OwnerRebecca Ellen Taylor, Susan Patricia Ermer +4inventors

InventorsRebecca Ellen Taylor, Susan Patricia Ermer, Peter V. Bedworth, Steven M. Lovejoy, Doris S. Leung, Hope B. Warren

Life of this patent

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A chromophore in a polymer is given having the structure 1 in a polycarbonate matrix.

Dependent claims

A chromophore having the structure

Dependencies are inferred from the claim text.

C07D 409/06
Containing two hetero rings: linked by a carbon chain containing only aliphatic carbon atoms
C08G 64/12
Containing atoms other than carbon, hydrogen or oxygen: containing nitrogen
C09B 23/0075
Methine or polymethine dyes, e.g. cyanine dyes: the polymethine chain being part of an heterocyclic ring
C09B 23/0091
Methine or polymethine dyes, e.g. cyanine dyes: having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol

From the US filing history. Foreign family members aren’t listed.

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