Patents Assigned to Cota Biotech
  • Common antigen for colorectal and mucinous ovarian tumors and process for isolating the same
    Patent number: 4962187
    Abstract: A purified common antigen for colorectal and mucinous ovarian cancer (COTA) is provided which is antigenically distinct from CSAp, CEA and Ca 19-9. The COTA antigen is useful for producing a COTA antibody which is nonreactive with CSAp, CEA or Ca 19-9.
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: October 9, 1990
    Assignee: Cota Biotech
    Inventor: Keshab D. Pant