Patents by Inventor Matthew Liam Roulston

Matthew Liam Roulston 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).

  • Blockouts for concrete molds
    Patent number: 8479466
    Abstract: A blockout mold is mountable on an anchor bolt to enable a recess to be formed around the anchor bolt when concrete is poured, and is easily stripped from the recess after the concrete has set. The blockout mold has a body and a neck portion with an elongate bore therethrough to receive the shank of the anchor bolt. Pairs of vertically spaced slots in the neck portion enable a releasable clip to selectively secure the neck portion to the shank; while the body has a sleeve of compressible material to enable the blockout mold to be stripped from the recess.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: July 9, 2013
    Assignee: Light-Weight Concrete Townsville Pty Ltd.
    Inventor: Matthew Liam Roulston
  • BLOCKOUTS FOR CONCRETE MOLDS
    Publication number: 20120055114
    Abstract: A blockout mold is mountable on an anchor bolt to enable a recess to be formed around the anchor bolt when concrete is poured, and is easily stripped from the recess after the concrete has set. The blockout mold has a body and a neck portion with an elongate bore therethrough to receive the shank of the anchor bolt. Pairs of vertically spaced slots in the neck portion enable a releasable clip to selectively secure the neck portion to the shank; while the body has a sleeve of compressible material to enable the blockout mold to be stripped from the recess.
    Type: Application
    Filed: September 7, 2011
    Publication date: March 8, 2012
    Inventor: Matthew Liam Roulston