In re Lothrop

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 4, inclusive, in appellant’s application for a patent for an alleged invention relating to an alloy steel, composed of iron, carbon, manganese, and molybdenum.

*1184The claims read as follows:

1. An alloy steel containing carbon, manganese from about 1.30% to about 1.60% and molybdenum from about .20% to about .30%.

2. An alloy steel containing carbon from about .12% to about .30%, manganese from about 1.30% to about 1.60%, and…