Patents by Inventor Subba K. Reddy

Subba K. Reddy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of continuously producing heat shrinkable amorphous polystyrene foam layer
    Patent number: 4486366
    Abstract: There is provided a method of continuously producing a highly oriented heat shrinkable single layer of amorphous styrene foam or a composite of a thermoplastic film and an amorphous polystyrene foam to form a heat shrinkable two-layer sheet that is easily stored without substantial shrinkage at ambient temperature, the outstanding single-layer sheet or two-layer sheet being adapted for heat shrinking rapidly to form a label around a container or a cup.
    Type: Grant
    Filed: January 14, 1983
    Date of Patent: December 4, 1984
    Assignee: Owens-Illinois, Inc.
    Inventor: Subba K. Reddy