Patents by Inventor Henry Halpert

Henry Halpert 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).

  • Method of making building boards having predetermined size and precise dimensions
    Publication number: 20110247742
    Abstract: A method is provided for cutting a slab of gypsum board in two sections using a single cord in either the longitudinal direction or lateral direction. The cord is fixed at one edge and is placed between the gypsum and a liner sheet coextensively adhered to the board surface. By pulling the cord away, the board is cut into two sections of predetermined sizes and precise dimensions.
    Type: Application
    Filed: April 12, 2010
    Publication date: October 13, 2011
    Inventor: Henry Halpert
  • Method of cutting and installation of building boards
    Patent number: 7254894
    Abstract: A building board such as a gypsum board is provided for use in construction of commercial and residential building the board having opposed parallel surfaces, one having spaced apart transverse markings and the other having spaced apart longitudinal markings. Each marking is associated with a string embedded therein, and a releasable paper layer is coextensively adhered to each surface of the board adapted to be peeled away from the surface when the cord is pulled to peel away the releasable paper, and the desired size board is cut by breaking the board along the markings.
    Type: Grant
    Filed: April 18, 2006
    Date of Patent: August 14, 2007
    Inventor: Henry Halpert