Legal Opinion
Juniper Mills, Inc. v. J. W. Landenberger & Co.
District Court, E.D. Pennsylvania
Decided January 7, 1947No. Civil Action No. 5986PublishedCited by 11 opinions
1Opinion of the Court
KIRKPATRICK, District Judge.
The plaintiff,' in a declaratory judgment action, is seeking an adjudication that U. S. Patent No. 2,038,844, April 28, 1936, to Le Dorf is invalid. The plaintiff’s motion is supported by a stipulation which brings before the Court the Cole Patent No. 149,993 of 1874 and certain drawings showing, among other things, the structure made by the plaintiff, charged to infringe. It was also stipulated that the file wrapper of the Le Dorf patent should be made part of the record for the purposes of this motion.
A consideration of the foregoing evidence leaves no doubt…
2Cases cited5 opinions
- Brown v. PiperSupreme Court of the United States · 1875
- Slawson v. Grand Street RailroadSupreme Court of the United States · 1883
- Friend v. Burnham & Morrill Co.Court of Appeals for the First Circuit · 1932
- American Safety Device Co. v. Liebel-Binney Const. Co.Court of Appeals for the Third Circuit · 1917
- Gatch Wire Goods Co. v. W. A. Laid-Law Wire Co.Court of Appeals for the Seventh Circuit · 1939
3Cited by11 opinions
- Locke v. StuartDistrict Court of Appeal of Florida · 1959
- Davison Chemical Corp. v. Joliet Chemicals, Inc.Court of Appeals for the Seventh Circuit · 1950
- Laufenberg, Inc. v. Goldblatt Bros., IncCourt of Appeals for the Seventh Circuit · 1951
- Smith v. General Foundry MacH. Co.Court of Appeals for the Fourth Circuit · 1949
- Montmarquet v. Johnson & JohnsonDistrict Court, D. New Jersey · 1949
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