Patents by Inventor Stefan Prakesch

Stefan Prakesch 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).

  • Drainage body unit, drainage body system and shaft element
    Patent number: 12006676
    Abstract: The invention relates to a drainage-body unit having at least one drainage-body element (10), at least one first shaft element (11) and at least one second shaft element (12), wherein a treatment element (13) is located in the first shaft element (1) between a fluid inlet (14), and a fluid outlet (15), a throttle element (16) is located in the second shaft element (12) between a fluid inlet (17) and a fluid outlet (18), and the shaft elements (11, 12) are or can be fluidically connected to one or more drainage-body elements (10).
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: June 11, 2024
    Assignee: ACO AHLMANN SE & CO. KG
    Inventors: Heino Messerschmidt, Stefan Prakesch, Anja Sievers
  • DRAINAGE BODY UNIT, DRAINAGE BODY SYSTEM AND SHAFT ELEMENT
    Publication number: 20230054894
    Abstract: The invention relates to a drainage-body unit having at least one drainage-body element (10), at least one first shaft element (11) and at least one second shaft element (12), wherein a treatment element (13) is located in the first shaft element (11) between a fluid inlet (14).
    Type: Application
    Filed: May 8, 2019
    Publication date: February 23, 2023
    Inventors: Heino Messerschmidt, Stefan Prakesch, Anja Sievers