Union Edge Setter Co. v. Keith

Citations

• 139 U.S. 530
• 11 S. Ct. 621
• 35 L. Ed. 261
• 1891 U.S. LEXIS 2404

Syllabus

<p>The first claim under letters patent No. 173,284, dated February 8, 1876, granted to Charles H. Helms for an improvement ■ in sole-edge burnishing machines, namely, “ in combination with the burnishing tool, and the rest for the face of the sole, the finger-rest D, substantially as described ” falls within the many rulings of this court, holding that a mere aggregation of old elements in a new relation is not the subject of a patent.</p>