Patents by Inventor Anna Maria Ballarati

Anna Maria Ballarati 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).

  • Dispenser for a viscous fluid product operated by manual pressure on a bottom end thereof, in particular for cosmetic or pharmaceutical use
    Patent number: 5513778
    Abstract: A dispenser of products such as creams and the like for cosmetic or pharmaceutical use having a lid which closes on to a first annular abutment of a tubular outer body. The outer body having an open bottom end with an aperture wherethrough a recipient containing the product is inserted and removed and a top end which is open. The recipient having an open bottom end housing a piston which when manually pressed in an axial direction, without rotation, presses the product in the recipient towards a dispensing aperture provided in a closed end of the recipient such as to dispense a continuous quantity and not a prefixed dose of product.
    Type: Grant
    Filed: July 20, 1994
    Date of Patent: May 7, 1996
    Inventors: Ennio Cardia, Anna Maria Ballarati