Patents by Inventor Joseph R. Guckert

Joseph R. Guckert 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).

  • Tougher, softer nonwoven sheet product
    Publication number: 20030165667
    Abstract: The present invention relates to film-fibril plexifilamentary sheet products which demonstrate improved balance of toughness and softness combined with improved balance of air permeability and liquid barrier resistance, which are prepared by point bonding a nonwoven sheet on both sides by passing said sheet between embossing rolls at a combination of bonding temperature, pressure and residence time such that the majority of bond points are not bonded to the point of translucency. The present invention relates to the use of these products in rooflining materials.
    Type: Application
    Filed: February 22, 2002
    Publication date: September 4, 2003
    Inventors: Didier Decker, Joseph R. Guckert, Brian P. Little, Robert Anthony Marin, Larry R. Marshall, Subhra K. Nath, Nico Schmit, Charles Stephen Schwartz, Faye N. Schwartz
  • Tougher, softer nonwoven sheet product
    Publication number: 20030032355
    Abstract: The present invention relates to film-fibril plexifilamentary sheet products which demonstrate improved balance of toughness and softness combined with improved balance of air permeability and liquid barrier resistance, which are prepared by point bonding a nonwoven sheet on both sides by passing said sheet between embossing rolls at a combination of bonding temperature, pressure and residence time such that the majority of bond points are not bonded to the point of translucency.
    Type: Application
    Filed: February 22, 2002
    Publication date: February 13, 2003
    Inventors: Joseph R. Guckert, Brian P. Little, Robert Anthony Marin, Larry R. Marshall, Subhra K. Nath, Charles Steven Schwartz
  • Composite fibrous polyethylene sheet
    Patent number: 5013599
    Abstract: A bonded composite sheet comprising a layer of flash-spun polyethylene plexifilamentary film-fibril strand sheet in face-to-face contact with a layer of polyethylene synthetic pulp is highly suited for detailed printing thereon.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: May 7, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Joseph R. Guckert, Hyun S. Lim
  • Composite fibrous polyethylene sheet
    Patent number: 4941947
    Abstract: A bonded composite sheet comprising a layer of flash-spun polyethylene plexifilamentary film-fibril strand sheet in face-to-face contact with a layer of polyethylene synthetic pulp is highly suited for detailed printing thereon.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: July 17, 1990
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Joseph R. Guckert, Hyun S. Lim