Patents by Inventor Walter Pickhard

Walter Pickhard 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).

  • Intumescent electrical installation systems and processes for their production
    Patent number: 7521495
    Abstract: Intumescent, electrical installation systems which comprise an injection molding material of polyolefins or polyimides in combination with intumescent additives, the melting points of the polyolefins and of the polyimides being lower than the intumescence temperature of the intumescent additives.
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: April 21, 2009
    Assignee: Intumex GmbH
    Inventors: Heinrich Horacek, Walter Pickhard
  • Intumescent electrical installation systems and processes for their production
    Publication number: 20060160926
    Abstract: Intumescent, electrical installation systems which comprise an injection molding material of polyolefins or polyimides in combination with intumescent additives, the melting points of the polyolefins and of the polyimides being lower than the intumescence temperature of the intumescent additives.
    Type: Application
    Filed: December 21, 2005
    Publication date: July 20, 2006
    Inventors: Heinrich Horacek, Walter Pickhard
  • Fire-proof material
    Publication number: 20040209009
    Abstract: The heat-resistant and refractory molded part in the form of an artificial log for fireplaces, a heat-insulating plate or a light-weight constructional brick having a density of from 400 to 1000 kg/m3 consists of hydraulically cured compositions, wherein the uncured composition contains from 10 to 60% by weight of aluminous cement and from 10 to 60% by weight of xonotlite in addition to water.
    Type: Application
    Filed: June 10, 2004
    Publication date: October 21, 2004
    Inventors: Ann Opsommer, Octavian Anton, Walter Pickhard, Francis Mahieu
  • Intumescent electrical installation systems and processes for their production
    Publication number: 20040030004
    Abstract: Intumescent, electrical installation systems which comprise an injection molding material of polyolefins or polyimides in combination with intumescent additives, the melting points of the polyolefins and of the polyimides being lower than the intumescence temperature of the intumescent additives.
    Type: Application
    Filed: March 18, 2003
    Publication date: February 12, 2004
    Inventors: Heinrich Horacek, Walter Pickhard