Legal Opinion
Barber Asphalt Co. v. Stulzsickles Co.
Court of Appeals for the Third Circuit
Decided April 19, 1937No. 6171PublishedCited by 4 opinions
1Opinion of the Court
BUFFINGTON, Circuit Judge.
The primary question in this case is the validity of patent No. 1,684,671, granted September 18, 1928, to Harold P. Hayden, assignor to Barber Asphalt Company, the present plaintiff, for “method of preventing evaporation from concrete during curing.” The practice of the art prior to the patent in suit, thé objections thereto, the novel means the patentee disclosed to overcome these objections, their effectiveness and money saving, are set forth in his patent specification, which we adopt, in view of the proofs, as the facts of the case, to wit: '
“In modern cement…
2Cases cited2 opinions
- Carbice Corp. of America v. American Patents Development Corp.Supreme Court of the United States · 1931
- Skelly Oil Co. v. Universal Oil Products Co.Court of Appeals for the Third Circuit · 1929
3Cited by4 opinions
- Barber Asphalt Corp. v. La Fera Grecco Contracting Co.Court of Appeals for the Third Circuit · 1940
- J. C. Ferguson Mfg. Works, Inc. v. American Lecithin Co.Court of Appeals for the First Circuit · 1938
- Barber Asphalt Corp. v. La Fera Grecco Contracting Co.District Court, D. New Jersey · 1939
- Barber Asphalt Corp. v. La Fera Grecco Contracting Co.Court of Appeals for the Third Circuit · 1940