Patents by Inventor Wilfried Woehrer

Wilfried Woehrer 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).

  • Avian embryo cell aggregate biomass for producing virus/virus antigen and method for producing virus/virus antigen
    Patent number: 5550051
    Abstract: The invention relates to a biomass for producing virus/virus antigen, which consists of cell aggregates of avian embryo cells having diameters of between 100 .mu.m and 1,000 .mu.m. The biomass according to the invention has a high metabolic activity in suspension in the culture medium and is infected with virus. It enables the large-scale production of pure virus/virus antigen and is particularly suitable for the production of TBE-virus/virus antigen.
    Type: Grant
    Filed: December 1, 1994
    Date of Patent: August 27, 1996
    Assignee: Immuno Aktiengesellschaft
    Inventors: Wolfgang Mundt, Wilfried Woehrer, Friedrich Dorner, Johann Eibl
  • Avian embryo cell aggregate biomass for producing tick-born encephalitis virus/virus antigen
    Patent number: 5391491
    Abstract: The invention relates to a biomass for producing virus/virus antigen, which consists of cell aggregates having diameters of between 100 .mu.m and 1,000 .mu.m. The biomass according to the invention has a high metabolic activity in suspension in the culture medium and is infected with virus. It enables the large-scale production of pure virus/virus antigen and is particularly suitable for the production of TBE-virus/virus antigen.
    Type: Grant
    Filed: July 6, 1992
    Date of Patent: February 21, 1995
    Assignee: Immuno Aktiengesellschaft
    Inventors: Wolfgang Mundt, Wilfried Woehrer, Friedrich Dorner, Johann Eibl