Legal Opinion
United States Gypsum Co. v. Bestwall Mfg. Co.
District Court, N.D. Illinois
Decided July 21, 1925No. 779PublishedCited by 4 opinions
1Opinion of the Court
WILKERSON, District Judge.
The original bill in this ease named Bestwall Manufacturing Company as sole defendant. It charged infringement of letters patent No. 1,029,328 and No. 1,034,746. The first covers a method of manufacturing plaster board; the second covers the product. The case was tried by Judge Sanborn, who held all claims of both patents valid and infringed. (D. C.) 258 F. 647. That decree was affirmed by the Circuit Court of Appeals. 270 F. 542.
In June, 1921, plaintiff filed a supplemental bill, bringing in new defendants and charging other infringements. An application for a…
2Cases cited15 opinions
- Continental Paper Bag Co. v. Eastern Paper Bag Co.Supreme Court of the United States · 1908
- Carnegie Steel Co. v. Cambria Iron Co.Supreme Court of the United States · 1902
- Cochrane v. DeenerSupreme Court of the United States · 1877
- National Hollow Brake-Beam Co. v. Interchangeable Brake-Beam Co.Court of Appeals for the Eighth Circuit · 1901
- Kennedy v. HazeltonSupreme Court of the United States · 1888
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3Cited by4 opinions
- United States v. United States Gypsum Co.District Court, District of Columbia · 1946
- Cignetti v. HealyDistrict Court, D. Massachusetts · 1997
- Cooper v. HubbellCourt of Customs and Patent Appeals · 1931
- Wailes Dove-Hermiston Corp. v. Oklahoma Contracting Co.District Court, N.D. Texas · 1931