Patents by Inventor Robert Rex Reitz

Robert Rex Reitz 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).

  • Polyurethane fibers and films
    Publication number: 20030165677
    Abstract: This invention provides processes for preparing fiber or film comprising a polyurethane and layers delaminated from a lamellar clay, said layers being dispersed in said Polyurethane. Fiber and film produced by the processes of the present invention exhibit reduced tack and an increased ability to affix at least one dye.
    Type: Application
    Filed: December 12, 2002
    Publication date: September 4, 2003
    Inventors: Leonard Edward Raymond Kosinski, Govindasamy Paramasivam Rajendran, Robert Rex Reitz
  • Process of making polyurethane fiber or film
    Patent number: 6533975
    Abstract: This invention provides processes for preparing fiber or film comprising a polyurethane and layers delaminated from a lamellar clay, said layers being dispersed in said polyurethane. Fiber and film produced by the processes of the present invention exhibit reduced tack and an increased ability to affix at least one dye.
    Type: Grant
    Filed: September 20, 2000
    Date of Patent: March 18, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Leonard Edward Raymond Kosinski, Govindasamy Paramasivam Rajendran, Robert Rex Reitz
  • Polyurethane fibers and films
    Patent number: 6203901
    Abstract: This invention provides a fiber comprising a polyurethaneurea and layers delaminated from a lamellar clay, said layers being dispersed in said polyurethaneurea.
    Type: Grant
    Filed: December 17, 1998
    Date of Patent: March 20, 2001
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Leonard Edward Raymond Kosinski, Govindasamy Paramasivam Rajendran, Robert Rex Reitz