Legal Opinion

B. F. Sturtevant Co. v. Massachusetts Hair & Felt Co.

Court of Appeals for the First Circuit

Decided September 29, 1941No. 3644, 3645PublishedCited by 30 opinions

1Opinion of the Court

WOODBURY, Circuit Judge.

These are cross-appeals from a final decree of the District Court confirming the report of a master in a patent suit.

The B. F. Sturtevant Company, which will be referred to hereafter as the plaintiff, is the assignee and present owner of two letters patent, one granted on February 23, 1932, and the other on January 29, 1935, to one Harold F. Hagen as its assignor. These patents are numbered 1,-846.863 and 1,989,413 and are respectively for “Improvement in Fans and Methods of Operating the Same” and for “Improvement in Centrifugal Fans.” Hereinafter they will be…

2Cases cited30 opinions

  1. The Barbed Wire PatentSupreme Court of the United States · 1892
  2. Eibel Process Co. v. Minnesota & Ontario Paper Co.Supreme Court of the United States · 1923
  3. Loom Co. v. HigginsSupreme Court of the United States · 1882
  4. Seymour v. OsborneSupreme Court of the United States · 1871
  5. Smith v. Goodyear Dental Vulcanite Co.Supreme Court of the United States · 1877

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3Cited by30 opinions

  1. Oliver United Filters, Inc. v. SilverCourt of Appeals for the Tenth Circuit · 1953
  2. Hazeltine Corporation v. General Motors CorporationCourt of Appeals for the Third Circuit · 1942
  3. Hanovia Chemical & Mfg. Co. v. David Buttrick Co.Court of Appeals for the First Circuit · 1942
  4. Frederick v. Fowler v. Sponge Products CorporationCourt of Appeals for the First Circuit · 1957
  5. The Weatherhead Company and Paul D. Wurzburger v. Drillmaster Supply Company and James E. Rutledge and Kenneth C. HornCourt of Appeals for the Seventh Circuit · 1955

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