Patents by Inventor Debra E. Bessen

Debra E. Bessen 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).

  • Immunoglobulin a binding protein
    Patent number: 5723303
    Abstract: The subject invention concerns a novel polynucleotide sequence cloned from emm2.2 gene of a Group A streptococcus, Type II strain which codes for an IgA-binding protein, ML2.2. The subject invention further concerns the novel IgA-binding protein. A process for producing the protein is given. The invention also concerns the protein in an immunoadsorbent and as a tracer for use in measuring and purifying IgA. Kits are given comprising the immunoadsorbent and the tracer form of the protein.
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: March 3, 1998
    Assignee: Rockefeller University
    Inventors: Vincent A. Fischetti, Debra E. Bessen
  • Immunoglobulin a binding protein
    Patent number: 5556944
    Abstract: The subject invention concerns a novel polynucleotide sequence cloned from emm2.2 gene of a Group A streptococcus, Type II strain which codes for an IgA-binding protein,ML2.2. The subject invention further concerns the novel IgA-binding protein. A process for producing the protein is given. The invention also concerns the protein in an immunoadsorbent and as a tracer for use in measuring and purifying IgA. Kits are given comprising the immunoadsorbent and the tracer form of the protein.
    Type: Grant
    Filed: October 3, 1994
    Date of Patent: September 17, 1996
    Assignee: Rockefeller University
    Inventors: Vincent A. Fischetti, Debra E. Bessen
  • Streptococcal immunoglobulin a binding protein encoded by emmL2.2
    Patent number: 5352588
    Abstract: The subject invention concerns a novel polynucleotide sequence cloned from emm2.2 gene of a Group A streptococcus, Type II strain which codes for an IgA-binding protein, ML2.2. A process for producing the protein is given. The invention also concerns the protein in an immunoadsorbent and as a tracer for use in measuring and purifying IgA. Kits are given comprising the immunoadsorbent and the tracer form of the protein.
    Type: Grant
    Filed: December 24, 1991
    Date of Patent: October 4, 1994
    Assignee: Rockefeller University
    Inventors: Vincent A. Fischetti, Debra E. Bessen