Patents by Inventor Danillo Fabris

Danillo Fabris 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).

  • Process for purifying Tylosin
    Patent number: 4568740
    Abstract: Disclosed is a process for purifying Tylosin by selective adsorption of the fermentation broth previously brought to 7.5-10.0 pH on polymeric resins and by subsequent deadsorption of the purified product with a aqueous-alcoholic or aqueous-acetonic solution and further purification of the eluate by filtration through macroreticular weak anion resins.
    Type: Grant
    Filed: March 28, 1984
    Date of Patent: February 4, 1986
    Assignee: Farmitalia Carlo Erba S.p.A.
    Inventors: Ernesto Oppici, Onorino G. Rosa, Carlo Varesio, Giovanni Lazzari, Danillo Fabris