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Legal Opinion

Werk v. Parker

Supreme Court of the United States

Decided March 3, 1919No. 73PublishedCited by 28 opinions

CERTIORARI TO THE CIRCUIT COURT OP APPEALS POR THE THIRD CIRCUIT. The case is stated in the opinion.

1Opinion of the CourtJustice Pitney

Petitioners sued respondents in the District Court of the United States for the Eastern District of Pennsylvania for infringement of two divisional patents, Nos. 758,574 and 758,575, granted April 26, 1904, to Robert F. Werk. Defendants answered denying patentable novelty, and also denying infringement. The patents relate to an oil-press mat or cloth for use in the extraction of cotton-seed oil. The claim in issue under the former patent was for

“An. oil-press mat or cloth made entirely of long animal hair and consisting of warp and weft threads, said weft-threads being composed exclusively of…

2Cases cited11 opinions

  1. McClain v. OrtmayerSupreme Court of the United States · 1891
  2. Atlantic Works v. BradySupreme Court of the United States · 1883
  3. Brown v. PiperSupreme Court of the United States · 1875
  4. Hollister v. Benedict & Burnham Manufacturing Co.Supreme Court of the United States · 1885
  5. Pennsylvania Railroad v. Locomotive Engine Safety Truck Co.Supreme Court of the United States · 1884

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3Cited by28 opinions

  1. Donner v. Sheer Pharmacal CorporationCourt of Appeals for the Eighth Circuit · 1933
  2. Friend v. Burnham & Morrill Co.Court of Appeals for the First Circuit · 1932
  3. Re Taxes, Haw'n Pineapple Co., Ltd.Hawaii Supreme Court · 1961
  4. August Urbanek and Estate of Irene Urbanek, Deceased, August Urbanek, Personal Representative v. The United StatesCourt of Appeals for the Federal Circuit · 1984
  5. Flippin v. United StatesCourt of Appeals for the Eighth Circuit · 1941

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