Patents by Inventor Marcus Friederici

Marcus Friederici 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).

  • RISER WITH A MOVABLE SPOUT
    Publication number: 20260346325
    Abstract: The present invention relates to a riser comprising a riser body with a movable spout, the riser body having a riser opening for the liquid metal passing therethrough and the spout being provided in the riser opening. The spout tapers at the end facing away from the riser body and has at least one circumferential bead in the tapered portion. In addition, the present invention relates to an assembly comprising the riser, a pattern plate and a centring pin which is passed through the spout, and to the use of the riser or assembly for metal casting.
    Type: Application
    Filed: October 11, 2023
    Publication date: November 5, 2026
    Inventors: Udo Skerdi, Marcus Friederici, Stefan Fischer, Ulrich Voigt, Imanol Ortiz
  • Riser
    Patent number: 12337381
    Abstract: The invention relates to a molding riser for casting metals, wherein the riser has a metal riser body. The invention also relates to the use of the riser for casting metals into separable casting molds, in particular horizontally separable casting molds.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: June 24, 2025
    Assignee: ASK Chemicals GmbH
    Inventors: Stefan Fischer, Marcus Friederici, Imanol Ortiz, Udo Skerdi, Ulrich Voigt
  • RISER
    Publication number: 20240416414
    Abstract: The invention relates to a molding riser for casting metals, wherein the riser has a metal riser body. The invention also relates to the use of the riser for casting metals into separable casting molds, in particular horizontally separable casting molds.
    Type: Application
    Filed: October 12, 2022
    Publication date: December 19, 2024
    Inventors: Stefan Fischer, Marcus Friederici, Imanol Ortiz, Udo Skerdi, Ulrich Voigt