In re Berger

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting all of the claims, 1 to 9, inclusive, in appellant’s application for a patent relating to brake linings and a process for making the same.

The instant application discloses processes for manufacturing brake linings by the use of a resinous binder produced by the condensation of an aminotriazine with an aldehyde. This resinous binder is mixed *1235with a suitable filler, such as asbestos, and a resin solvent, and the resulting mixture is.either…