Patents by Inventor Norbert Tholl

Norbert Tholl 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).

  • Retaining Rail for Roofing Membranes
    Publication number: 20090049783
    Abstract: Retaining rail (1) for holding down roofing membranes of flat roofs comprises a web (13) and lateral edge folds (14,14?). The web (13) is provided with openings (11) for attaching fastening means (10). Each of the lateral edge folds (14,14?) forms bearing-side shoulders (21,21?). The web (13) lies above the bearing plane (26) defined by the bearing-side shoulders (21,21?).
    Type: Application
    Filed: March 20, 2007
    Publication date: February 26, 2009
    Applicants: SIKA TECHNOLOGY AG, WELSER PROFILE AG
    Inventors: Norbert Tholl, Reto Bucher, Walter Hintersteiner