Patents Examined by M. Mozie
  • Vanadium (IV) metallocene complexes having sperm motility inhibiting activity
    Patent number: 6051603
    Abstract: Novel spermicidal compounds which are organometallic cyclopentadienyl metal complexes, particularly vanadium IV complexes, are described including corresponding contraceptive and therapeutic compositions and method for providing contraception and selective killing of testicular germ cells. Included among the vanadium complexes are vanadocene dichloride, vanadocene dibromide, bis (methyl cyclopentadienyl) vanadium dichloride, vanadocene diiodide, vanadocene di-pseudohalides, and others. Most active found was vanadocene diselenocyanate.
    Type: Grant
    Filed: January 20, 1998
    Date of Patent: April 18, 2000
    Assignee: Wayne Hughes Institute
    Inventors: Osmond D'Cruz, Phalguni Ghosh, Fatih M. Uckun