Patents by Inventor Paul J. Raabe

Paul J. Raabe 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).

  • Splicing strip
    Patent number: 4110501
    Abstract: A splicing strip is provided comprising a pair of mastic layers and a porous, flexible reinforcing sheet with the mastic layers in adherent contact through openings in the reinforcing sheet. A release sheet is attached to at least the outside face of one of the mastic layers, and a sheet of non-tacky material is attached to the outside face of the other of the mastic layers.
    Type: Grant
    Filed: April 5, 1977
    Date of Patent: August 29, 1978
    Assignee: Grefco, Inc.
    Inventors: Harlan E. Tarbell, Paul J. Raabe
  • Process for producing an expansion joint cover
    Patent number: 4073673
    Abstract: A process for producing an expansion joint cover is provided for structures which comprises a substantially planar strip of flexible material with an insulating material affixed thereto, wherein the flexible planar strip has lateral portions extending beyond the insulating material with a means therein to retain mechanically a rigid reinforcing member to fixed elements of the building structure.
    Type: Grant
    Filed: December 23, 1975
    Date of Patent: February 14, 1978
    Assignee: Grefco, Inc.
    Inventors: Paul J. Raabe, Harlan E. Tarbell