Patents by Inventor William McGrory

William McGrory 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).

  • RADIATION CROSSLINKED POLYETHYLENE HINGE
    Publication number: 20190337685
    Abstract: Polyethylene living hinges used in “snap top” lids for condiments and the like may be electron bean irradiated to partially crosslink the polyethylene to produce a hinge having an improvement in the number of opening and closing cycles until failure of not less than 30%. The irradiated lids may be used in place of polypropylene lids for condiment containers.
    Type: Application
    Filed: June 28, 2019
    Publication date: November 7, 2019
    Applicant: NOVA Chemicals (International) S.A.
    Inventors: Jason Rycroft, Gilbert Arnould, Matthew Botros, William McGrory
  • Radiation crosslinked polyethylene hinge
    Patent number: 10377536
    Abstract: Polyethylene living hinges used in “snap top” lids for condiments and the like may be electron bean irradiated to partially crosslink the polyethylene to produce a hinge having an improvement in the number of opening and closing cycles until failure of not less than 30%. The irradiated lids may be used in place of polypropylene lids for condiment containers.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: August 13, 2019
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: Jason Rycroft, Gilbert Arnould, Matthew Botros, William McGrory
  • RADIATION CROSSLINKED POLYETHYLENE HINGE
    Publication number: 20170107365
    Abstract: Polyethylene living hinges used in “snap top” lids for condiments and the like may be electron bean irradiated to partially crosslink the polyethylene to produce a hinge having an improvement in the number of opening and closing cycles until failure of not less than 30%. The irradiated lids may be used in place of polypropylene lids for condiment containers.
    Type: Application
    Filed: January 29, 2015
    Publication date: April 20, 2017
    Applicant: NOVA Chemicals (International) S.A.
    Inventors: Jason Rycroft, Gilbert Arnould, Matthew Botros, William McGrory
  • REMOVABLE EXTRUDER ADAPTER FOR IMPROVED FEED
    Publication number: 20170057151
    Abstract: Methods for altering feed throat passageway size, shape and position in a pellet fed extruder by means of a removable adapter are disclosed. Adapters chosen for optimal extrusion performance may be removed with little effort in a shorter time and may be more cost effective than other methods for optimization of extrusion including replacing the screw or by replacing the feed throat through purchase of a different extruder.
    Type: Application
    Filed: August 23, 2016
    Publication date: March 2, 2017
    Applicant: NOVA Chemicals (International) S.A.
    Inventors: Eric Clavelle, Robert Hugh Clare, William McGrory, Allister William Davey