Legal Opinion
Greenawalt v. American Smelting & Refining Co.
District Court, D. Montana
Decided January 15, 1925No. 319PublishedCited by 2 opinions
1Opinion of the Court
BOURQUIN, District Judge.
This conventional infringement suit involves claims 17, 20 to 26, and 47 to 49, all inclusive, of patent No. 1,348,407, issued August 3, 1920, to plaintiff upon application filed November 18, 1910. So far as material, the invention claimed and the facts are simple, and1* the law is elementary, admitting of consideration and decision brief, but sufficient.
The specifications declare that the invention is “certain new and useful improvements in apparatus for roasting or sintering ores.” They proceed to describe the well-known down-draft process, and appropriate apparatus…
2Cases cited6 opinions
- Greenawalt v. DwightCourt of Appeals for the D.C. Circuit · 1919
- F. F. Slocomb & Co. v. A. C. Layman Mach. Co.District Court, D. Delaware · 1915
- Brill v. Washington Railway & Electric Co.Supreme Court of the United States · 1910
- Jones v. EvansCourt of Appeals for the Seventh Circuit · 1914
- Lorraine v. TownsendCourt of Appeals for the Ninth Circuit · 1923
1 more not listed; retrieve them via the Exa API.
3Cited by2 opinions
- Dwight & Lloyd Sintering Co. v. GreenawaltDistrict Court, S.D. New York · 1927
- Typewriters Hilliardized, Inc. v. Corona Typewriter Co.Court of Appeals for the Second Circuit · 1930