In Re Cooper

JACKSON, Associate Judge.

This is an appeal from a decision of the Board of Appeals of the United States Patent Office affirming the rejection by the Primary Examiner of all of the claims, 1 to 4 inclusive, 8, 9, 11, 12 and 15, of an application for a patent for alleged new and useful improvement in “High Speed Tool Steel”.

Claim 1 is illustrative of the subject matter involved and reads as follows:

“1. A high speed tool steel containing more than 3% of each of the carbide-forming elements chromium, tungsten, molybdenum and vanadium, said carbide-forming elements being in such relative…