In Re Smith

GARRETT, Chief Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming rejections by Primary Examiners of two claims numbered 24 and 25 reading:

“24. The method of working beta brass which comprises plastically deforming the alloy at a temperature in the range from 100° to 350° C. sufficiently to elongate the grains of the worked alloy in the manner characteristic of metals that have been subjected to more than 25% plastic deformation at temperatures below the recrystallization temperature and without injuring the thus-worked alloy, the…