Patents Assigned to CLIPPER INVESTMENT HOLDINGS LTD.
  • Magnetic blocks and method of making magnetic blocks
    Patent number: 9662592
    Abstract: A method of making blocks with internally disposed magnets. Pockets for the magnets are machined into a non-extrudable material such as wood. Strong permanent magnets are disposed in the pockets to cause the faces of the block to exhibit a desired polarity magnetic field. The pockets are then sealed to permanently retain the magnets. The exterior shape of the block may be formed either prior to or subsequent to machining and sealing of the pockets.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: May 30, 2017
    Assignee: Clipper Investment Holdings LTD.
    Inventors: Christopher Harwood Haughey, William Harcourt Haughey, William Joseph Delisle
  • Magnetic blocks and method of making magnetic blocks
    Patent number: 9266032
    Abstract: Toy blocks with internally disposed magnets, and methods of making same. Pockets for the magnets are machined into a non-extrudable material such as wood. Strong permanent magnets are disposed in the pockets to cause the faces of the block to exhibit a desired polarity magnetic field. The pockets are then sealed to permanently retain the magnets. The exterior shape of the block may be formed either prior to or subsequent to machining and sealing of the pockets.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: February 23, 2016
    Assignee: Clipper Investment Holdings Ltd.
    Inventors: Christopher Harwood Haughey, William Harcourt Haughey, William Joseph Delisle
  • MAGNETIC BLOCKS AND METHOD OF MAKING MAGNETIC BLOCKS
    Publication number: 20150000102
    Abstract: A method of making blocks with internally disposed magnets. Pockets for the magnets are machined into a non-extrudable material such as wood. Strong permanent magnets are disposed in the pockets to cause the faces of the block to exhibit a desired polarity magnetic field. The pockets are then sealed to permanently retain the magnets. The exterior shape of the block may be formed either prior to or subsequent to machining and sealing of the pockets.
    Type: Application
    Filed: September 18, 2014
    Publication date: January 1, 2015
    Applicant: CLIPPER INVESTMENT HOLDINGS LTD.
    Inventors: Christopher Harwood Haughey, William Harcourt Haughey, William Joseph Delisle