Legal Opinion
National Development Co. v. Lawson-Porter Shoe Machinery Corp.
Court of Appeals for the First Circuit
Decided June 20, 1942No. Nos. 3758, 3759PublishedCited by 4 opinions
1Opinion of the Court
WOODBURY, Circuit Judge.
'These are cross appeals from an interlocutory judgment entered by the district court-in a suit brought for infringement of claims 1, 2, 3, 13, 14, 16, 18, 19 and 30 of a patent (No. 1,829,800) issued on November 3, 1931, to one Merton W. Howard for an edge setting machine. The validity of the plaintiff’s title to the patent is admitted.
The court below found that all of the claims were valid but that only the first three were infringed. Accordingly it entered a judgment dismissing the complaint as to claims 13, 14, 16, 18, 19 and 30; perpetually enjoining the defendant…
2Cases cited11 opinions
- Schriber-Schroth Co. v. Cleveland Trust Co.Supreme Court of the United States · 1940
- Altoona Publix Theatres, Inc. v. American Tri-Ergon Corp.Supreme Court of the United States · 1935
- Permutit Co. v. Graver Corp.Supreme Court of the United States · 1931
- Hildreth v. MastorasSupreme Court of the United States · 1921
- Milcor Steel Co. v. George A. Fuller Co.Supreme Court of the United States · 1942
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3Cited by4 opinions
- General Instrument Corporation v. Hughes Aircraft CompanyCourt of Appeals for the First Circuit · 1968
- George P. Converse & Co. v. Polaroid Corp.District Court, D. Massachusetts · 1955
- White Machine Co. v. Bon Ton Cleaners & DyersDistrict Court, D. New Jersey · 1961
- Winthrop-Atkins Co. v. CrossDistrict Court, D. Massachusetts · 1950