Patents by Inventor Graham Stephen John Tydeman

Graham Stephen John Tydeman 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).

  • Obstetric device
    Patent number: 10219833
    Abstract: An obstetric device has a head piece having a flexible peripheral rim and a floor spaced from the flexible peripheral rim defining a cavity. One or more support lugs extend upwardly from the floor of the cavity; and an air communication aperture is provided in the floor of the cavity. Typically the device is formed a distal end piece having an orientation mark; and a tube interconnecting the head piece and the distal end piece.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: March 5, 2019
    Assignee: GUY'S AND ST THOMAS' NHS FOUNDATION TRUST
    Inventor: Graham Stephen John Tydeman
  • Obstetric Device
    Publication number: 20160213401
    Abstract: An obstetric device has a head piece having a flexible peripheral rim and a floor spaced from the flexible peripheral rim defining a cavity. One or more support lugs extend upwardly from the floor of the cavity; and an air communication aperture is provided in the floor of the cavity. Typically the device is formed a distal end piece having an orientation mark; and a tube interconnecting the head piece and the distal end piece.
    Type: Application
    Filed: January 23, 2015
    Publication date: July 28, 2016
    Applicant: GUY'S AND ST THOMAS' NHS FOUNDATION TRUST
    Inventor: Graham Stephen John Tydeman