Legal Opinion
Ballou v. Potter
U.S. Circuit Court for the District of Rhode Island
Decided July 22, 1898No. 2,549PublishedCited by 2 opinions
This was a suit in equity by Barton A. Ballou against Edward A. Potter & Co.,.for alleged infringement of letters patent No. 380,380, issued April 3, 1888, to complainant, for an improvement in the manufacture of safety pins. The cause was heard on demurrer to the bill.
1Opinion of the Court
BROWN, District Judge.
The defendant demurs to the bill, as- - signing the following causes:
*787“(2) That the letters patent Issued to Barton A. Ballou, for Improvement in the manufacturo of safety pins, No. 380,380, dated April 3, 1888, infringement of which is charged in said bill of complaint, is wholly void upon its face for want of patentable novelty and invention.
“(3) That said loiters patent does not upon its face disclose any patentable novelty or invention over and above what was, long before the alleged invention of the said Ballou, within the common and general knowledge of the public,…
2Cases cited4 opinions
- Cochrane v. DeenerSupreme Court of the United States · 1877
- Risdon Iron & Locomotive Works v. MedartSupreme Court of the United States · 1895
- Patent Button Co. v. Consolidated Fastener Co.U.S. Circuit Court for the District of Maine · 1897
- Blakesley Novelty Co. v. Connecticut Web Co.U.S. Circuit Court for the District of Connecticut · 1897
3Cited by2 opinions
- Neidich v. FosbennerU.S. Circuit Court for the District of Southern New York · 1901
- Neidich v. EdwardsU.S. Circuit Court for the District of Eastern Pennsylvania · 1909