Patents by Inventor Giovanni Donati

Giovanni Donati 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).

  • Spiral-shaped dialysis and ultrafilter device, especially for extracorporeal haemodialysis
    Patent number: 4271023
    Abstract: An improved dialyzing and ultrafiltering device is disclosed, for extracorporeal blood dialysis, the main improvement comprising a more efficient connection means, a net for supporting the dialyzing membrane having a rectangular mesh-pattern with the weft threads of the net having an undulated arrangement. Improved means are disclosed for the assemblage of the apparatus and for ensuring reliable sealtightness.
    Type: Grant
    Filed: June 7, 1979
    Date of Patent: June 2, 1981
    Assignee: Tecnodial, S.P.A.
    Inventors: Sergio Giovannetti, Giuliano Barsotti, Giovanni Donati