Legal Opinion
Edwards v. Hychex Products
Court of Appeals for the Seventh Circuit
Decided November 24, 1948No. 9568PublishedCited by 13 opinions
1Opinion of the Court
MAJOR, Chief Judge.
This is an appeal from a decree, entered December 19, 1947, and adjudicating as valid and infringed all the claims (five in number) of a patent entitled “Gynecologic Instrument,” issued to the plaintiff September 23, 1941.
The patent instrument, as shown and described, comprises a rod with a hook at one end and a rotatable or swivel head at the other end. On the rod are attached a plurality of hooks, as well as a plurality of serrations. The end of the rod with the rotatable or swivel head is used for the insertion of a pessary in the vagina, and the end with the hook for…
2Cases cited4 opinions
- United States Ozone Co. v. United States Ozone Co. of AmericaCourt of Appeals for the Seventh Circuit · 1932
- Dennis v. PitnerCourt of Appeals for the Seventh Circuit · 1939
- Atkins v. GordonCourt of Appeals for the Seventh Circuit · 1936
- Engler v. General Electric Co.Court of Appeals for the Second Circuit · 1944
3Cited by13 opinions
- Deere & Company v. International Harvester CompanyCourt of Appeals for the Seventh Circuit · 1981
- Kennatrack Corporation v. The Stanley WorkesCourt of Appeals for the Seventh Circuit · 1963
- Crane Co. v. Aeroquip CorporationDistrict Court, N.D. Illinois · 1973
- Minneapolis-Honeywell Regulator Co. v. Midwestern Instruments, Inc.District Court, N.D. Illinois · 1960
- Richard T. Keating v. Stearnes Imperial Co., an Illinois CorporationCourt of Appeals for the Seventh Circuit · 1965
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