Patents by Inventor John GRINDROD

John GRINDROD 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).

  • Heat-bonded porous structures from recycled plastics and methods for making
    Patent number: 10639817
    Abstract: A method of forming end-form structures from recycled plastics includes i) providing molten agglomerated plastics in noodle form; ii) delivering the molten agglomerated plastics to a shaper; iii) forming an end-form of agglomerated plastics in the shaper by controlling movement and/or position of the shaper, the end-form comprising the agglomerated plastics welded together with voids therebetween; and iv) cooling at least an outer profile of the end-form to form the structure.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: May 5, 2020
    Assignee: Ten Cate Thiolon B.V.
    Inventors: Robin John Craven, John Grindrod
  • HEAT-BONDED POROUS STRUCTURES FROM RECYCLED PLASTICS AND METHODS FOR MAKING
    Publication number: 20180297240
    Abstract: A method of forming end-form structures from recycled plastics includes i) providing molten agglomerated plastics in noodle form; ii) delivering the molten agglomerated plastics to a shaper; iii) forming an end-form of agglomerated plastics in the shaper by controlling movement and/or position of the shaper, the end-form comprising the agglomerated plastics welded together with voids therebetween; and iv) cooling at least an outer profile of the end-form to form the structure.
    Type: Application
    Filed: October 13, 2016
    Publication date: October 18, 2018
    Applicant: Ten Cate Thiolon B.V.
    Inventors: Robin John CRAVEN, John GRINDROD