Legal Opinion
Landis MacH. Co. v. Parker-Kalon Corp.
Court of Appeals for the Second Circuit
Decided July 11, 1951No. 245, Docket 21952PublishedCited by 10 opinions
1Opinion of the Court
L. HAND, Circuit Judge.
The defendants appeal from a judgment holding valid and infringed Claims 1, 9 and 11 of Patent No. 2,010,730, issued to Arthur Harold Lloyd on August 6, 1935, upon an application filed on January 30, 1935. An identical British patent had issued previously. The disclosure is of a machine for the “centerless” grinding of “screwthreads,” in which a “work-rest” supports the piece to be ground — the “work-piece” — which is not held at its two ends, as in an ordinary lathe, by a member that advances it in the line of its axis as the grinding proceeds. In the patent in suit…
2Cases cited5 opinions
- Western States MacH. Co. v. S. S. Hepworth Co.Court of Appeals for the Second Circuit · 1945
- T. H. Symington Co. v. National Malleable Castings Co.Supreme Court of the United States · 1919
- CONDENSER CORPORATION, ETC. v. Micamold Radio Corp.Court of Appeals for the Second Circuit · 1944
- Frank B. Killian & Co. v. Allied Latex Corp.Court of Appeals for the Second Circuit · 1951
- Secretary Pen Co., Inc. v. Everlast Pen CorpCourt of Appeals for the Second Circuit · 1951
3Cited by10 opinions
- Technical Tape Corporation v. Minnesota Mining & Manufacturing CompanyCourt of Appeals for the Second Circuit · 1957
- Marks v. Polaroid CorporationDistrict Court, D. Massachusetts · 1955
- Seismograph Service Corp. v. Offshore Raydist, Inc.District Court, E.D. Louisiana · 1955
- Technical Tape Corp. v. Minnesota Mining & Manufacturing Co.District Court, S.D. New York · 1956
- L. S. Donaldson Company and G. Barr and Company v. La Maur, Inc., La Maur, Inc. v. G. Barr and CompanyCourt of Appeals for the Eighth Circuit · 1962
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