Patents by Inventor Hartwin Hobler

Hartwin Hobler 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).

  • Aromatic copolyester containing active ingredients
    Patent number: 6605069
    Abstract: The invention relates to aromatic copolyesters comprising antimicrobially active substances in homogeneous distribution, processes for their preparation and their use in medical articles.
    Type: Grant
    Filed: May 7, 2001
    Date of Patent: August 12, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhard Albers, Ralf Dujardin, Heinz Pudleiner, Joachim Simon, Rita Fröde, Hartwin Hobler
  • Polyether block amides containing active substances
    Patent number: 6455059
    Abstract: Molding compositions comprising polyether block amide and homogeneously distributed antimicrobially active substances are disclosed. The compositions are suitable for molding a variety of articles, notably medical articles.
    Type: Grant
    Filed: May 7, 2001
    Date of Patent: September 24, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhard Albers, Ralf Dujardin, Heinz Pudleiner, Joachim Simon, Joachim Wagner, Hartwin Hobler
  • Thermoplastic polyurethanes containing active substances
    Patent number: 6150489
    Abstract: This invention relates to thermoplastic polyurethanes (TPUs) which contain pharmaceutical active ingredients in a homogeneous distribution, to a method of producing them, and to their use in medical articles. During the production of the TPUs, compounds having an antithrombotic or antibacterial effect are added to the monomer mixture.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: November 21, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Pudleiner, Ralf Dujardin, Hartwin Hobler