Patents by Inventor Rolf Thomas Weberg

Rolf Thomas Weberg 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).

  • Process for preparing decorative surface appearance in acrylic material employing anisotropic particles
    Patent number: 8858850
    Abstract: A decorative surface appearance in an acrylic material is obtained by applying a flowable crosslinkable acrylic material containing anisotropic particles having an aspect ratio of 3 to a shrinkable support followed by crosslinking to form a solid article.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: October 14, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Rolf Thomas Weberg, Marc Koester, Marie Neiss
  • PROCESS FOR PREPARING DECORATIVE SURFACE APPEARANCE IN ACRYLIC MATERIAL EMPLOYING ANISOTROPIC PARTICLES
    Publication number: 20110143036
    Abstract: A decorative surface appearance in an acrylic material is obtained by applying a flowable crosslinkable acrylic material containing anisotropic particles having an aspect ratio of 3 to a shrinkable support followed by crosslinking to form a solid article.
    Type: Application
    Filed: June 18, 2010
    Publication date: June 16, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Rolf Thomas Weberg, Marc Koester, Marie Neiss
  • Protective surface modification system and application to substrates
    Patent number: 7267881
    Abstract: A protective surface modification system employs two separate formulations to enhance visual appearance and in many instances provide abrasion resistance on a surface such as a countertop.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: September 11, 2007
    Inventors: Rolf Thomas Weberg, Shitong Zhu, Timothy James Sanford, Lawrence J. Simmons
  • Continuous method for formation of three dimensional burls in a solid surface material
    Patent number: 6773643
    Abstract: A series of three-dimensional burls are formed in a filled-acrylic solid surface material by curing partially mixed steams of acrylic resin casting compositions with defined parameters of viscosity, density and surface tension.
    Type: Grant
    Filed: September 16, 2002
    Date of Patent: August 10, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Carl P. Beitelshees, Rolf Thomas Weberg, Shitong Zhu, Elizabeth R. Walter
  • Thermoset volatile monomer molding compositions and method for molding
    Patent number: 6746640
    Abstract: A molding composition including reactive high-volatility monomeric groups, such as acrylics, at least one primary thermal initiator and at least one secondary thermal initiator is described. Molding process using molding compositions including reactive high-volatility monomeric groups are also described.
    Type: Grant
    Filed: June 26, 2002
    Date of Patent: June 8, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rolf Thomas Weberg, Lawrence J. Simmons, Richard Reid Gleason
  • Thermoset volatile monomer molding compositions and method for molding
    Publication number: 20030104743
    Abstract: A molding composition including reactive high-volatility monomeric groups, such as acrylics, at least one primary thermal initiator and at least one secondary thermal initiator is described. Molding process using molding compositions including reactive high-volatility monomeric groups are also described.
    Type: Application
    Filed: June 26, 2002
    Publication date: June 5, 2003
    Inventors: Rolf Thomas Weberg, Lawrence J. Simmons, Richard Reid Gleason
  • Thermoset volatile monomer molding compositions and method for molding
    Patent number: 6429158
    Abstract: A molding composition including reactive high-volatility monomeric groups, such as acrylics, at least one primary thermal initiator and at least one secondary thermal initiator is described. Molding processs using molding compositions including reactive high-volatility monomeric groups are also described.
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: August 6, 2002
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rolf Thomas Weberg, Lawrence J. Simmons, Richard Reid Gleason
  • Thermoset volatile monomer molding compositions
    Patent number: 6203911
    Abstract: A molding composition including reactive high-volatility monomeric groups, such as acrylics, at least one primary thermal initiator and at least one secondary thermal initiator is described. Molding processs using molding compositions including reactive high-volatility monomeric groups are also described.
    Type: Grant
    Filed: June 17, 1998
    Date of Patent: March 20, 2001
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rolf Thomas Weberg, Lawrence J. Simmons, Richard Reid Gleason