Patents by Inventor Rainer Pucher

Rainer Pucher 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).

  • Purification of a cephalosporin salt
    Patent number: 5861508
    Abstract: A p-toluenesulphonic acid salt of 7-?2-(2-aminothiazol-4-yl)-2-(Z)-hydroximino-acetamido!-3-N,N-dimethylcarb amoyloxymethyl-3-cephem-4-carboxylic acid (isopropoxycarbonyloxy)ethylester, e.g. of formula ##STR1## its use in the production of other salts and a pharmaceutical composition containing it.
    Type: Grant
    Filed: April 18, 1997
    Date of Patent: January 19, 1999
    Assignee: Biochemie Gesellschaft m.b.H.
    Inventors: Johannes Ludescher, Rainer Pucher, Siegfried Wolf
  • Purification of a cephalosporin salt
    Patent number: 5659030
    Abstract: A p-toluenesulphonic acid salt of 7-[2-(2-aminothiazol-4-yl)-2-(Z)-hydroximino-acetamido]-3-N,N-dimethylcarb amoyloxymethyl-3-cephem-4-carboxylic acid (isopropoxycarbonyloxy)ethylester, e.g. of formula ##STR1## its use in the production of other salts and a pharmaceutical composition containing it.
    Type: Grant
    Filed: June 14, 1995
    Date of Patent: August 19, 1997
    Assignee: Biochemie Gesellschaft m.b.H.
    Inventors: Johannes Ludescher, Rainer Pucher, Siegfried Wolf