Search Patents
  • Use of recycled plastics for structural building forms
    Patent number: 8008402
    Abstract: Modular plastic structural composites formed from a mixture of (A) high density polyolefin and one or both of: (B) a thermoplastic-coated fiber material, or (C) polystyrene, poly(methyl methacrylate), or a combination thereof. Composites molded in the form of I-Beams and bridges constructed therefrom are also disclosed.
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: August 30, 2011
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Jennifer K. Lynch, Thomas J. Nosker, Richard Lehman, James D. Idol, Kenneth Van Ness, Richard W. Renfree, Maryann Renfree, legal representative
  • Use of recycled plastics for structural building forms
    Patent number: 7996945
    Abstract: Modular plastic structural composites having a web section disposed along a horizontal axis and at least one flange section disposed along a horizontal axis parallel thereto and integrally molded to engage the top or bottom surface of the web section, wherein said composite is formed from a mixture of (A) high density polyolefin and (B) a thermoplastic-coated fiber material, poly-styrene, or a combination thereof. Composites molded in the form of I-Beams and bridges constructed therefrom are also disclosed.
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: August 16, 2011
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Thomas Nosker, Richard Renfree, Maryann Renfree, legal representative, James Kerstein, Louis Simon
  • Use of recycled plastics for structural building forms
    Patent number: 7795329
    Abstract: Modular plastic structural composites having a web section disposed along a horizontal axis and at least one flange section disposed along a horizontal axis parallel thereto and integrally molded to engage the top or bottom surface of the web section, wherein said composite is formed from a mixture of (A) high density polyolefin and (B) a thermoplastic-coated fiber material, polystyrene, or a combination thereof. Composites molded in the form of I-Beams and bridges constructed therefrom are also disclosed.
    Type: Grant
    Filed: July 21, 2003
    Date of Patent: September 14, 2010
    Assignee: Rutgers, the State University of New Jersey
    Inventors: Thomas Nosker, Richard Renfree, Maryann Renfree, legal representative, James Kerstein, Louis Simon