Patents Examined by Charles L. Patternson, Jr.
  • Enzymatic process for preparing 7-aminocephalosporanic acid and derivatives
    Patent number: 5424196
    Abstract: Transformation of Cephalosporin C or its derivatives and salts into 7-aminocephalosporanic acid or its derivatives by an enzymatic two stage process with enzymes immobilized on a solid matrix.
    Type: Grant
    Filed: January 3, 1994
    Date of Patent: June 13, 1995
    Assignee: Antibioticos S.p.A.
    Inventors: Stefano Cambiaghi, Sergio Tomaselli, Roberto Verga