Patents by Inventor Fredric J. Leiter

Fredric J. Leiter 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).

  • Venting tape
    Patent number: 6228485
    Abstract: A venting tape for use in venting an enclosed article space to be filled with an injected expandable foam material. The venting tape includes a polymeric film having a plurality of minute perforations formed therethrough. The perforations are sized to allow the passage of a gas therethrough yet prevent the passage of expandable foam insulation. The venting tape further includes an adhesive layer on one side of the film in a pattern enabling a substantial portion of the minute perforations to remain uncovered by the adhesive layer.
    Type: Grant
    Filed: May 27, 1999
    Date of Patent: May 8, 2001
    Assignee: FlexiPak Distributin, LLC
    Inventor: Fredric J. Leiter
  • Venting tape
    Patent number: 6221484
    Abstract: A venting tape for use in venting an enclosed article space to be filled with an injected expandable foam material. The venting tape includes a polymeric film having a plurality of minute perforations formed therethrough. The perforations are sized to allow the passage of a gas therethrough yet prevent the passage of expandable foam insulation. The venting tape further includes an adhesive layer on one side of the film in a pattern enabling a substantial portion of the minute perforations to remain uncovered by the adhesive layer.
    Type: Grant
    Filed: April 30, 1999
    Date of Patent: April 24, 2001
    Assignee: FlexiPak Distribution
    Inventor: Fredric J. Leiter