Patents by Inventor Carl LABBE

Carl LABBE 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).

  • Polymer fibers for concrete reinforcement
    Patent number: 12729294
    Abstract: A macro-synthetic fiber includes three or more partially fused filaments made of a polymer composition including at least one polypropylene, wherein the fiber has a multi-lobal cross-sectional shape with three or more lobes. A method produces macro-synthetic fibers, a cementitious material includes a binder and macro-synthetic fibers, and a method for forming a concrete surface uses a concrete mixture modified with the macro-synthetic fibers.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: September 8, 2026
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Fabian Frei, William Durall, Carl Labbe
  • POLYMER FIBERS FOR CONCRETE REINFORCEMENT
    Publication number: 20230130331
    Abstract: A macro-synthetic fiber includes three or more partially fused filaments made of a polymer composition including at least one polypropylene, wherein the fiber has a multi-lobal cross-sectional shape with three or more lobes. A method produces macro-synthetic fibers, a cementitious material includes a binder and macro-synthetic fibers, and a method for forming a concrete surface uses a concrete mixture modified with the macro-synthetic fibers.
    Type: Application
    Filed: June 17, 2021
    Publication date: April 27, 2023
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Fabian FREI, William DURALL, Carl LABBE