Court of Appeals for the Sixth Circuit June 30, 1925, 4188 (Hug v. Lakewood Engineering Co.)

PEB CUBIAM.

Infringement suit based on patent No. 1,421,237, issued to appellant June 27, 1922, on a subgrading machine. Claim 1 is quoted in the margin.

1

Judge Westenhaver thoroughly considered the patent in connection with the prior art, and held that it was invalid for lack of invention. With this conclusion we agree.