Patents by Inventor David Hamnett

David Hamnett 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).

  • Buoyancy component including dicyclopentadiene resin
    Patent number: 10676584
    Abstract: A method of forming a buoyancy providing component, the method comprising locating a plurality of macrospheres in a mould, providing a composition including DCPD (dicyclo pentadiene) resin, a ruthenium or osmium catalyst, and a plurality of microspheres, dispensing the composition in liquid form into the mould to encapsulate the macrospheres, and allowing the mixture to set in the mould.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: June 9, 2020
    Assignee: ADVANCED INSULATION LIMITED
    Inventors: Simon Harry Shepherd, David Hamnett
  • BUOYANCY COMPONENT INCLUDING DICYCLOPENTADIENE RESIN
    Publication number: 20180305516
    Abstract: A method of forming a buoyancy providing component, the method comprising locating a plurality of macrospheres in a mould, providing a composition including DCPD (dicyclo pentadiene) resin, a ruthenium or osmium catalyst, and a plurality of microspheres, dispensing the composition in liquid form into the mould to encapsulate the macrospheres, and allowing the mixture to set in the mould.
    Type: Application
    Filed: October 6, 2016
    Publication date: October 25, 2018
    Applicant: Advanced Insulation Limited
    Inventors: Simon Harry Shepherd, David Hamnett