Legal Opinion
Hiler Audio Corp. v. General Radio Co.
District Court, D. Massachusetts
Decided May 23, 1928No. 2787PublishedCited by 2 opinions
1Opinion of the Court
BREWSTER, District Judge.
This is an infringement suit, brought upon letters patent of the United States No. 1,589,692, for an improved construction of a choke coil amplification unit for use on radio signal amplifying circuits.
The patent was granted to Edward E. Hiler June 22, 1926, on his application filed August 27, 1925, which, for the purposes of this case, may be taken to be the date of the invention. The title to the patent is admitted to be in the plaintiff. Claims 7 to 10, inclusive, are the only claims involved.
The patent relates to a unitary device, which may be used by…
2Cases cited15 opinions
- Eibel Process Co. v. Minnesota & Ontario Paper Co.Supreme Court of the United States · 1923
- Loom Co. v. HigginsSupreme Court of the United States · 1882
- MacHine Co. v. MurphySupreme Court of the United States · 1878
- Carnegie Steel Co. v. Cambria Iron Co.Supreme Court of the United States · 1902
- Temco Electric Motor Co. v. Apco Manufacturing Co.Supreme Court of the United States · 1928
10 more not listed; retrieve them via the Exa API.
3Cited by2 opinions
- Mallinckrodt Chemical Works v. E. R. Squibb & SonsDistrict Court, W.D. Missouri · 1932
- Moore v. FinbergDistrict Court, D. Massachusetts · 1938