Patents by Inventor Dieter Hailer

Dieter Hailer 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).

  • Thermally bondable roofing material
    Patent number: 4731284
    Abstract: A roof covering material is comprised of a polybitumen sealing web composed of a thermally weldable closed homogeneous sealing layer formed along an underside with parting and pressure equalizing means affording fluid communication over an internal region of juxtaposition of the web with a roof surface, and a support of a filamentary web impregnated with a polymerbitumen on an upper surface of the substantially fluid-impermeable web.
    Type: Grant
    Filed: October 21, 1986
    Date of Patent: March 15, 1988
    Assignee: Dr. Kohl GmbH & Cie Dachbelag- und Bautenschutzmittel Fabrik
    Inventors: Dieter Hailer, Kurt Schult