Legal Opinion
St. Regis Paper Co. v. Bemis Co.
Court of Appeals for the Seventh Circuit
Decided February 3, 1977No. 76-1044PublishedCited by 13 opinions
1Opinion of the Court
SWYGERT, Circuit Judge.
The outcome of this appeal turns on the validity of United States patent 3,650,460 and reissue patents 28,317 and 28,318. All three patents claim the invention of specialized bags which prevent leaking and sifting *834better than previously existing bags. We do not find the bags to be nonobvious within the meaning of 35 U.S.C. § 103, and therefore reverse the judgment of the district court which held the patents valid.
I
The subject of patent 3,650,460 (hereinafter the “Lokey” patent) is best described by reference to Figure 1.
It is a bag of tubular form consisting of several…
2Cases cited5 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Hotchkiss v. GreenwoodSupreme Court of the United States · 1851
- Anderson's-Black Rock, Inc. v. Pavement Salvage Co.Supreme Court of the United States · 1969
- Sakraida v. Ag Pro, Inc.Supreme Court of the United States · 1976
- Rein J. Groen and William A. Rice v. General Foods CorporationCourt of Appeals for the Ninth Circuit · 1968
3Cited by13 opinions
- Republic Industries, Inc. v. Schlage Lock CompanyCourt of Appeals for the Seventh Circuit · 1979
- Marcyan v. Nissen Corp.District Court, N.D. Indiana · 1982
- St. Regis Paper Company v. Bemis Company, Inc.Court of Appeals for the Seventh Circuit · 1977
- Reynolds Metals Co. v. Aluminum Co. of AmericaDistrict Court, N.D. Indiana · 1978
- Carson Manufacturing Co. v. Carsonite International Corp.Court of Appeals for the Ninth Circuit · 1981
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