Patents by Inventor Timothy C. O'Brien

Timothy C. O'Brien 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).

  • Concrete Expansion Joint Forming Device
    Publication number: 20080263981
    Abstract: In one aspect of the present invention there is provided an expansion joint strip support module 12 comprising an expansion joint strip locating portion 24 adapted to locate an expansion joint strip 20 and one or more support means 26 and 28 integral with and arranged to support the expansion joint strip locating portion. In a further aspect of the present invention there is provided an expansion joint crack forming device comprising: an elongate base strip 14 being adapted to extend along a proposed expansion joint; and a crack forming projection 84 connected to the base strip 14 and designed to form a cavity in a concrete slab which is to be formed on top of the base strip 14, the crack forming projection 84 being positioned to promote cracking of the concrete slab along the proposed expansion joint.
    Type: Application
    Filed: August 12, 2005
    Publication date: October 30, 2008
    Inventor: Timothy C. O'Brien