Patents by Inventor Helena Wiman

Helena Wiman 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).

  • Recombinant human factor VIII derivatives
    Patent number: 5661008
    Abstract: A DNA sequence coding for a biologically active recombinant human factor VIII derivative, comprising a first DNA segment coding for the amino acids 1 through 740 of human factor VIII and a second DNA segment coding for the amino acids 1649 through 2332 of human factor VIII, said segments being interconnected by a linker DNA segment coding for a linker peptide of at least 3 amino acid residues and up to about 10 amino acid residues which are selected from lysine and arginine; recombinant expression vector comprising such DNA sequence; host cells of animal origin transformed with such recombinant expression vector; a process for the manufacture of recombinant human factor VIII derivative; and human factor VIII derivative containing the heavy chain and the light chain linked by metal ion bond.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: August 26, 1997
    Assignee: Kabi Pharmacia AB
    Inventors: Annelie B. Almstedt, Eva Maria Gray (Hellstrom), Peter Lind, Catherine Ljung, Helena Inga Sandberg, Jack Spira, Mona Sydow-Backman, Helena Wiman