Patents by Inventor Johan J. G. M. Van Dooren

Johan J. G. M. Van Dooren 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 simultaneously taking samples from both the endocervix and the exocervix
    Patent number: 5131402
    Abstract: The present invention relates to a device for simultaneously taking samples from both the endocervix and the exocervix, which device is made in one piece and includes a rod, one end of which carries a scraper. According to the invention said scraper is made with its middle part being elongated and narrow so that it may penetrate into the cervical canal for taking samples from the endocervix, whereas the remaining part is sufficiently wide to abut against the cervical wall for taking samples from the exocervix. The elongated and narrow part of the scraper is loop-shaped, whereas the remaining part is wing-shaped and located at both sides of the rod.Furthermore the invention comprises a method for examining the cervix by means of the above mentioned device.
    Type: Grant
    Filed: January 17, 1991
    Date of Patent: July 21, 1992
    Assignee: Futurerole, Ltd.
    Inventor: Johan J. G. M. Van Dooren