Patents by Inventor GREGORY R. STEFFES

GREGORY R. STEFFES 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).

  • INSULATING CONCRETE FORM APPARATUS
    Publication number: 20220259873
    Abstract: An insulating concrete form system uses a stacked arrangement of foam panels to receive pourable concrete to construct a concrete wall of a building structure. Webs located in the panels hold the panels in parallel spaced relation. The webs have laterally extending ties. The ties have one or more projecting members having arms extending into grooves adapted to receive rebar. Outwardly extending truss member are used to fasten multiple webs during shipping. Couplings releasably connect the ties to end portions of the web and allow the ties to be moved along the length of the end portions as desired.
    Type: Application
    Filed: February 11, 2022
    Publication date: August 18, 2022
    Inventors: COOPER E. STEWART, GREGORY R. STEFFES
  • Insulating concrete form apparatus
    Patent number: 11248383
    Abstract: An insulating concrete form system uses a stacked arrangement of foam panels to receive pourable concrete to construct a concrete wall of a building structure. Webs located in the panels hold the panels in parallel spaced relation. The webs have laterally extending ties. The ties have one or more projecting members having arms extending into grooves adapted to receive rebar. Outwardly extending truss member are used to fasten multiple webs during shipping. Couplings releasably connect the ties to end portions of the web and allow the ties to be moved along the length of the end portions as desired.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: February 15, 2022
    Inventors: Cooper E. Stewart, Gregory R. Steffes
  • INSULATING CONCRETE FORM APPARATUS
    Publication number: 20200102761
    Abstract: An insulating concrete form system uses a stacked arrangement of foam panels to receive pourable concrete to construct a concrete wall of a building structure. Webs located in the panels hold the panels in parallel spaced relation. The webs have laterally extending ties. The ties have one or more projecting members having arms extending into grooves adapted to receive rebar. Outwardly extending truss member are used to fasten multiple webs during shipping. Couplings releasably connect the ties to end portions of the web and allow the ties to be moved along the length of the end portions as desired.
    Type: Application
    Filed: September 20, 2019
    Publication date: April 2, 2020
    Inventors: COOPER E. STEWART, GREGORY R. STEFFES