Legal Opinion
Plant Products Co. v. Charles Phillips Chemical Co.
Court of Appeals for the Second Circuit
Decided May 2, 1938No. 298PublishedCited by 3 opinions
1Opinion of the Court
L. HAND, Circuit Judge.
This is an appeal from a decree, dismissing a bill in equity for the infringement of claims one and three of patent No. 1,694,341, issued to Frank Crossley. The invention was for a process of producing from milk of magnesia a dry tablet, which, when immersed in water, should revert to that substance. Milk of magnesia is the colloquial name for magnesium hydroxide suspended in water; the drug, being in colloidal form, does not dissolve, but forms an emulsion, and will remain in suspension for an indefinite time, so that, if not frozen, substantially no water rises to the…
2Cases cited3 opinions
- Engineer Co. v. Hotel AstorDistrict Court, S.D. New York · 1914
- Dalton Adding Mach. Co. v. Rockford Milling Mach. Co.District Court, N.D. Illinois · 1918
- Engineer Co. v. Hotel AstorCourt of Appeals for the Second Circuit · 1915
3Cited by3 opinions
- E. I. Du Pont De Nemours & Company v. Berkley and Company, Inc., E. I. Du Pont De Nemours & Company v. Berkley and Company, Inc.Court of Appeals for the Eighth Circuit · 1980
- Engelhard Industries, Inc. v. Sel-Rex CorporationDistrict Court, D. New Jersey · 1966
- Gazda v. United StatesUnited States Court of Claims · 1952