Patents by Inventor Robert Sak

Robert Sak 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).

  • Method and apparatus for sampling cervical tissue
    Patent number: 5787891
    Abstract: A cervical sampling system includes a vaginal insert tube, a removable swab sleeve, a sampling swab, and a stem for pushing the swab into contact with the cervical tissue. A kit using the sampling system for in-home Pap smear tests is also disclosed.
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: August 4, 1998
    Inventor: Robert Sak