Dunn Wire-Cut Lug Brick Co. v. Toronto Fire Clay Co.
Court of Appeals for the Sixth Circuit
Appeal from the District Court of the United States for the Eastern Division of the Southern District of Ohio; John E. Sater, Judge. Suit in equity for infringement of patent by the Dunn Wire-Cut Dug Brick Company against the Toronto Fire Clay Company and others. From decree dismissing the bill, plaintiff appeals.
1Opinion of the Court
DENISON, Circuit Judge.
The company which had purchased the patent appeals from the decree dismissing its infringement bill brought against the Toronto Company and Nicholson, and based upon jjatent No. 918,980, issued April 20, 1909, to Dunn, for paving brick. The trial court overruled the defense of invalidity, but held that there was .no infringement, and both of these subjects must be determined.
Brick were originally made by molding or pressing in individual dies or forms. The product was a molded brick or a pressed brick. It was found to be cheaper to squeeze the plastic clay through a die…
Also in this document: Per curiam.
2Cases cited21 opinions
- Leeds & Catlin Co. v. Victor Talking MacHine Co.Supreme Court of the United States · 1909
- Goodyear Dental Vulcanite Co. v. DavisSupreme Court of the United States · 1880
- Powder Co. v. Powder WorksSupreme Court of the United States · 1878
- Royer v. CoupeSupreme Court of the United States · 1892
- Brown v. DavisSupreme Court of the United States · 1886
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