Patents by Inventor Georg Laber

Georg Laber 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).

  • Pleuromutilin derivatives, their production and use
    Patent number: 4428953
    Abstract: Novel pleuromutilin derivatives of formula I, ##STR1## in which R.sub.1 is ethyl or vinyl,m is 0 or 1, andR.sub.2 is a heterocyclic radical, in which a 5- or 6-membered, unsaturated or saturated heterocyclic ring containing one or more hetero atoms selected from oxygen, sulphur and nitrogen, is attached to the --S(CH.sub.2).sub.m --group,provided that when m is 0, R.sub.2 is other than pyridyl,their production and use as antimicrobial agents are described.
    Type: Grant
    Filed: March 8, 1982
    Date of Patent: January 31, 1984
    Assignee: Sandoz, Ltd.
    Inventors: Heinz Berner, Friederike Turnowsky, Georg Laber, Johannes Hildebrandt
  • Synergistic compositions
    Patent number: 4049817
    Abstract: The invention provides synergistic compositions comprising a benzisothiazolinone derivative and a 2-nitrofuryl or 2-nitrothienyl derivative. The compositions are useful as antimicrobial agents.
    Type: Grant
    Filed: April 7, 1976
    Date of Patent: September 20, 1977
    Assignee: Sandoz Ltd.
    Inventors: Georg Laber, Eberhard Schutze
  • Synergistic compositions
    Patent number: 3982007
    Abstract: The invention provides synergistic compositions comprising a benzisothiazolinone derivative and a 2-nitrofuryl or 2-nitrothienyl derivative. The compositions are useful as antimicrobial agents.
    Type: Grant
    Filed: February 6, 1975
    Date of Patent: September 21, 1976
    Assignee: Sandoz Ltd.
    Inventors: Georg Laber, Eberhard Schutze