Patents Assigned to INVISTA North america S.a.r.1.
  • Bicomponent spandex
    Patent number: 9869040
    Abstract: An elastic multiple component fiber comprising a cross-section, wherein at least a first region of said cross-section comprises a polyurethaneurea composition; and comprising a second region.
    Type: Grant
    Filed: October 12, 2009
    Date of Patent: January 16, 2018
    Assignee: INVISTA North america S.a.r.1.
    Inventors: Steven W. Smith, Hong Liu, David A. Wilson, James B. Elmore
  • BICOMPONENT SPANDEX
    Publication number: 20110275265
    Abstract: An elastic multiple component fiber comprising a cross-section, wherein at least a first region of said cross-section comprises a polyurethaneurea composition; and comprising a second region.
    Type: Application
    Filed: October 12, 2009
    Publication date: November 10, 2011
    Applicant: INVISTA North america S.a.r.1.
    Inventors: Steven W. Smith, Hong Liu, David A. Wilson, James B. Elmore