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CARL-MAYER CORPORATION v. FOUNDRY EQUIPMENT CO.

Nos. 12646, 12647.

233 F.2d 179 (1956)

CARL-MAYER CORPORATION et al., Defendants-Appellants, v. The FOUNDRY EQUIPMENT COMPANY, Plaintiff-Appellee. The FOUNDRY EQUIPMENT COMPANY, Plaintiff-Appellant, v. CARL-MAYER CORPORATION et al., Defendants-Appellees.

United States Court of Appeals Sixth Circuit.

April 30, 1956.

Attorney(s) appearing for the Case

McCoy, Greene & TeGrotenhuis, Benjamin C. Boer, Cleveland, Ohio, for appellant.

Oberlin & Limbach, Lawrence C. Spieth, Cleveland, Ohio, for appellee.

Before SIMONS, Chief Judge, and McALLISTER and MILLER, Circuit Judges.

PER CURIAM.

These two suits involve the validity of Patent No. 1,934,904 for a vertical core oven used in baking foundry cores, and the validity of Patent No. 2,257,180 for the same type of device. The district court found that the first patent was invalid for want of invention; and that the second patent was also invalid for want of invention and in view of anticipation by prior art. The complicated factual situation was analyzed and set forth with exceptional clarity...

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