Brooker v. Riester

This appeal is in an interference proceeding from a decision of the Board of Interference Examiners of the United States Patent Office awarding priority of the subject matter of invention of 5 counts to the joint appellees.

The counts read as follows:

Count 1: A dyestuff having the following general formula:

wherein A and

B stand for an atom grouping capable of completing an organic ring system,

Y stands for the member of the group consisting of O, S, Se, and — CH=CH — ,

Rx is alkyl,

E2 is a member selected from the class consisting of alkyl and aryl,

X is an anion and n is a whole number smaller…