Legal Opinion
Davison Chemical Corp. v. Joliet Chemicals, Inc.
Court of Appeals for the Seventh Circuit
Decided March 7, 1950No. 9991_1PublishedCited by 25 opinions
1Opinion of the Court
LINDLEY, Circuit Judge.
In plaintiff’s suit to enjoin infringement of patent No. 1,900,859 to Connolly et al., March 7, 1933, covering a process for making silica gel, the court, upon motion for summary judgment, having before it the Connolly patent, its file wrapper, prior patent No. 1,297,724 to Patrick, March 18, 1919, the deposition of Connolly, the affidavits of Mecredy and Patrick as to the status of the prior art, not disputed by plaintiff or defendants, allowed the motion, holding the Connolly patent invalid for want of invention and dismissing the complaint. From that judgment,…
2Cases cited14 opinions
- Funk Bros. Seed Co. v. Kalo Inoculant Co.Supreme Court of the United States · 1948
- DeForest Radio Co. v. General Electric Co.Supreme Court of the United States · 1931
- MacKay Radio & Telegraph Co. v. Radio Corp. of AmericaSupreme Court of the United States · 1939
- Milcor Steel Co. v. George A. Fuller Co.Supreme Court of the United States · 1942
- Allen v. Radio Corporation of AmericaDistrict Court, D. Delaware · 1942
9 more not listed; retrieve them via the Exa API.
3Cited by25 opinions
- A R Inc. v. Electro-Voice, IncorporatedCourt of Appeals for the Seventh Circuit · 1962
- Deep Welding, Inc. v. Sciaky Bros., Inc.Court of Appeals for the Seventh Circuit · 1969
- Gustav H. Bobertz, Jr. v. General Motors CorporationCourt of Appeals for the Sixth Circuit · 1955
- Technograph Printed Circuits, Ltd. v. Methode Electronics, Inc.Court of Appeals for the Seventh Circuit · 1966
- Marie Magee and Donald F. Guilliams v. The Coca-Cola Company, Coca-Cola Bottling Co. Of Chicago, Inc. And Chicago Concessions, Inc.Court of Appeals for the Seventh Circuit · 1956
20 more not listed; retrieve them via the Exa API.