Patents by Inventor James Edmond Van Trump

James Edmond Van Trump 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 bicomponent fibers having latent crimp
    Patent number: 7615173
    Abstract: The present invention is directed to a process for preparing bicomponent fibers by melt spinning two semi-crystalline polymers differing in crystallization rate.
    Type: Grant
    Filed: November 21, 2003
    Date of Patent: November 10, 2009
    Inventor: James Edmond Van Trump
  • Process for making a stretchable nonwoven web
    Patent number: 6887423
    Abstract: A process for preparing nonwoven webs including multiple component continuous filaments having high levels of three-dimensional helical crimp utilizing draw rolls to provide a high degree of orientation to each of the polymeric components by mechanically drawing the filaments under conditions wherein the polymeric components remain substantially amorphous and a stretchable nonwoven web including multiple component, continuous filaments having high levels of three-dimensional helical crimp.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: May 3, 2005
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: James Edmond Van Trump, Vishal Bansal, Michael C. Davis
  • Process for preparing bicomponent fibers having latent crimp
    Publication number: 20040247868
    Abstract: The present invention is directed to a process for preparing bicomponent fibers by melt spinning two semi-crystalline polymers differing in crystallization rate.
    Type: Application
    Filed: November 21, 2003
    Publication date: December 9, 2004
    Inventor: James Edmond Van Trump
  • High stretch recovery non-woven fabric and process for preparing
    Publication number: 20040116027
    Abstract: The present invention is concerned with a novel non-woven fabric characterized by high stretch recovery and a process for preparing said fabric by employing fibers of latent crimp.
    Type: Application
    Filed: November 21, 2003
    Publication date: June 17, 2004
    Inventors: Yves Termonia, James Edmond Van Trump
  • Stretchable multiple component spunbond webs and a process for making
    Publication number: 20030064650
    Abstract: A process for preparing nonwoven webs comprising multiple component continuous filaments having high levels of three-dimensional helical crimp utilizing draw rolls to provide a high degree of orientation to each of the polymeric components by mechanically drawing the filaments under conditions wherein the polymeric components remain substantially amorphous and a stretchable nonwoven web comprising multiple component, continuous filaments having high levels of three-dimensional helical crimp.
    Type: Application
    Filed: September 24, 2002
    Publication date: April 3, 2003
    Inventors: James Edmond Van Trump, Vishal Bansal, Michael C. Davis
  • Iridescent fabrics
    Patent number: 5741590
    Abstract: An iridescent effect is achieved in satin weave filling-faced fabric using sheath-core filaments wherein the core is dyed to a color that is different from that of the sheath.
    Type: Grant
    Filed: September 15, 1995
    Date of Patent: April 21, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Henry Kobsa, Barry Rubin, Stephen Marshall Shearer, James Edmond Van Trump, Walter P. Warren