Appeal No. 95-4358
Application No. 08/052,212
This is an appeal from the final rejection of claims 1 to
13, 46 and 47, all the claims remaining in the application.
The subject matter on appeal is directed to a process for
the preparation of a squarylium compound.
In the Brief, appellants urge that claims 7, 8, 46 and 47
and claims 1 to 6 and 9 to 13 stand or fall together as
grouped. Claim 1 is sufficiently representative of the claims
on appeal and reads as
follows:
1. A process for
the preparation
of a squarylium
compound of the
formula:
wherein Q and Q are each independently an aromatic1 2
heterocyclic nucleus such that in the compounds of formulae
Q CH R and Q CH R the methylene hydrogens are active hydrogens,1 1 2 2
2 2
and R and R are each independently a hydrogen atom or an1 2
aliphatic or cycloaliphatic group,
-2-
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Last modified: November 3, 2007