Legal Opinion
Potts v. Coe
Court of Appeals for the D.C. Circuit
Decided January 18, 1944No. 8189PublishedCited by 10 opinions
1Opinion of the Court
ARNOLD and MILLER, Associate Justices.
This is a suit (under R.S. § 4915, 35 U.S.C.A. § 63) to obtain a patent. The invention claimed is an automatic stock quotation board for use in stock brokers’ offices. It is operated from a central station and is capable of giving nationwide service. It is a substitute for the older type of board on which quotations are written by hand.
The board can be operated over a single wire, using the equal length electrical impulses which are familiar in telegraphy. Its novelty consists of elaborate mechanisms for selecting these impulses so that they will produce…
2Cases cited16 opinions
- Cuno Engineering Corp. v. Automatic Devices Corp.Supreme Court of the United States · 1942
- Atlantic Works v. BradySupreme Court of the United States · 1883
- Winans v. DenmeadSupreme Court of the United States · 1854
- Marconi Wireless Co. v. United StatesSupreme Court of the United States · 1943
- Exhibit Supply Co. v. Ace Patents Corp.Supreme Court of the United States · 1942
11 more not listed; retrieve them via the Exa API.
3Cited by10 opinions
- Safety Car Heating & Lighting Co. v. General Electric Co.Court of Appeals for the Second Circuit · 1946
- United States v. General Electric Co.District Court, D. New Jersey · 1949
- Cherry-Burrell Corporation v. CoeCourt of Appeals for the D.C. Circuit · 1944
- Plantronics, Inc. v. Roanwell CorporationDistrict Court, S.D. New York · 1975
- Monsanto Chemical Co. v. CoeCourt of Appeals for the D.C. Circuit · 1944
5 more not listed; retrieve them via the Exa API.