Patents by Inventor Hans-Georg Klein

Hans-Georg Klein 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).

  • Breathable roofing underlayment
    Publication number: 20040023588
    Abstract: A method for production of a breathable roofing underlayment comprising a sheetlike carrier (1), for example a base nonwoven, which by a membrane (2) applied to the carrier (1) is airflow—and water—tight yet pervious to water vapour, wherein the membrane is a hotmelt adhesive film (2) applied hot directly to the carrier (1), the method comprising the steps of applying continuously to a carrier structure, for example a base nonwoven (1), a membrane (2), wherein the carrier (1) has directly applied thereto a slot-extruded film (2) of a hotmelt adhesive.
    Type: Application
    Filed: July 16, 2003
    Publication date: February 5, 2004
    Applicant: Klober GmbH & Co. KG
    Inventor: Hans-Georg Klein
  • Breathable roofing underlayment
    Publication number: 20030077964
    Abstract: A brathable roofing underlayment, and method for its production, comprising a sheetlike carrier (1), for example a base nonwoven, which by a membrane (2) applied to the carrier (1) is airflows- and water- tight yet pervious to water vapour, wherein the membrane is a hotmelt adhesive film (2) applied hot directly to the carrier (1).
    Type: Application
    Filed: November 15, 2001
    Publication date: April 24, 2003
    Inventor: Hans-Georg Klein