Patents Assigned to VLI Corporation
  • Patent number: 4393871
    Abstract: A vaginal device adapted for insertion and placement in the human vaginal cavity and subsequent removal therefrom for the administration of spermicide or a variety of medications such as anti-infectives, anti-inflammatories, estrogens, progestogens, and the like. When used as a contraceptive, the vaginal device covers/blocks the cervix, soaks up and traps sperm, and slowly releases a spermicide.
    Type: Grant
    Filed: March 30, 1981
    Date of Patent: July 19, 1983
    Assignee: VLI Corporation
    Inventors: Bruce W. Vorhauer, Thomas A. Dobbie, Jr.