Patents by Inventor Olga Beatriz Ueltschi De Bianchi

Olga Beatriz Ueltschi De Bianchi 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).

  • Patent number: 3982574
    Abstract: A flexible portable dispensing container made from a bag of tubular heat-sealable material sealed at the bottom. A handle is added as a welded insert. The handle has a pocket. The upper part of the bag communicates with a tube of heat-sealable material which serves as a dispenser and may be folded and kept into a pocket in the handle. An apparatus adapted to make said dispensing container, said apparatus being provided with one cooled plate contiguous to one heated plate, so that the film in contact with the cooled plate is not welded to keep an open communication between the bag and the dispensing tube.
    Type: Grant
    Filed: May 7, 1975
    Date of Patent: September 28, 1976
    Inventors: Rodolfo Edmundo Bianchi, Olga Beatriz Ueltschi De Bianchi