Legal Opinion

American Road MacHine Co. v. Pennock & Sharp Co.

Supreme Court of the United States

Decided October 19, 1896No. 27PublishedCited by 27 opinions

APPEAL FROM THE CIRCUIT COURT OF THE UNITED STATES FOR THE EASTERN DISTRICT OF PENNSYLVANIA. In equity. Decree dismissing the bill. Plaintiffs appealed. The case is stated in the opinion.

1Opinion of the CourtChief Justice Puller

This was a bill for infringement of claims four, ten, eleven and thirteen of letters patent No. 331,920, issued to George W. Taft, December 8,1885, for a “ machine for making, repairing and cleaning roads.”

The defences were want of patentable novelty; anticipation; and non-infringement. On hearing, the Circuit Court, held by Judge Butler, entered a decree dismissing the bill. 45 Fed. Rep. 252.

The application was filed May 6, 1885, and the specification declared —

“The objects of my present invention are to provide an efficient and convenient 1 stiff-angled ’ or non-reversible road-.machine in…

2Cited by27 opinions

  1. Altoona Publix Theatres, Inc. v. American Tri-Ergon Corp.Supreme Court of the United States · 1935
  2. Williams Manufacturing Co. v. United Shoe MacHinery Corp.Supreme Court of the United States · 1942
  3. Western Willite Co. v. Trinidad Asphalt Mfg. Co.Court of Appeals for the Eighth Circuit · 1926
  4. Cold Metal Process Co. v. American Sheet & Tin Plate Co.District Court, D. New Jersey · 1938
  5. In Re ChristmannCourt of Customs and Patent Appeals · 1942

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