Patents by Inventor Sander Adrianus Van Leeuwen

Sander Adrianus Van Leeuwen 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).

  • Patent number: 9522315
    Abstract: The present invention relates to a combination of at least one stick (10) and a ring device (30) configured for throwing and catching the ring device with the stick, wherein: —the stick comprises: —a main section (12) configured to be held by the hands of a user, a ring launching member (14) provided at one end (25) of the stick and configured to launch and catch the ring device, —the ring device comprises a central opening (72) and is constructed to fit on the ring launching member and be launched from the ring launching. At take-off, the ring device is launched in a rotary manner.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: December 20, 2016
    Assignee: YOU.FO INTELLECTUAL PROPERTY HOLDING B.V.
    Inventors: Bas Boris Ruyssenaars, Sander Adrianus van Leeuwen, Gosse Anne Jager, Stefanus Petrus Cornelis Maria Blonk
  • Publication number: 20150224378
    Abstract: The present invention relates to a combination of at least one stick (10) and a ring device (30) configured for throwing and catching the ring device with the stick, wherein: the stick comprises: a main section (12) configured to be held by the hands of a user, a ring launching member (14) provided at one end (25) of the stick and configured to launch and catch the ring device, the ring device comprises a central opening (72) and is constructed to fit on the ring launching member and be launched from the ring launching. At take-off, the ring device is launched in a rotary manner.
    Type: Application
    Filed: August 30, 2013
    Publication date: August 13, 2015
    Inventors: Bas Boris Ruyssenaars, Sander Adrianus van Leeuwen, Gosse Anne Jager, Stefanus Petrus Cornelis Maria Blonk
  • Publication number: 20090278325
    Abstract: The present invention relates to a walking aid adapted for mounting a height obstacle. The walking aid comprises a frame with a front and a back, and at least two rear wheels and at least one front wheel. The front wheel is supported by a front wheel carrier which is moveably connected to the frame for supporting the at least one front wheel such that it is moveable with respect to the frame between a lower forward position for supporting the frame on the surface and a higher backward position. The walking aid further comprises at least one temporarily forward support member provided at the front of the frame for supporting the frame on the surface when the at least one front wheel is in the higher backward position, which temporarily support member is connected to the frame such that the underside of the temporarily support member is at a distance from the support surface when the frame is supported by the at least one front wheel in the forward position.
    Type: Application
    Filed: April 10, 2009
    Publication date: November 12, 2009
    Applicant: CHK Develop B.V.
    Inventors: Abke Geels, Sander Adrianus Van Leeuwen, John William Spaven