Patents by Inventor Leela Sequeira

Leela Sequeira 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).

  • IMPROVED UNIDIRECTIONAL PREPREGS
    Publication number: 20260125524
    Abstract: A curable prepreg comprising a structural layer of unidirectional electrically conductive fibres having interstices therebetween, having a first outer face and an essentially parallel second outer face, and comprising thermosetting resin impregnated within the structural layer and present within the interstices, and a first layer of thermosetting resin in contact with the first outer face of the structural layer, wherein the ratio of the electrical conductivity in the x-direction, parallel to the conductive fibres, to the electrical conductivity in the y-direction perpendicular to the conductive fibres, is less than 1000.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 7, 2026
    Applicant: HEXCEL COMPOSITES LIMITED
    Inventors: Leela SEQUEIRA, Dana BLAIR, Benjamin MITCHELL, Michael SNAPE, Emily ROE
  • FIRE RETARDANT EPOXY RESIN FORMULATIONS AND THEIR USE
    Publication number: 20150344649
    Abstract: Epoxy formulations comprising a polyfunctional epoxy resin, a phenoxy resin, a fire retardant, a toughener and a curative are provided as is their use in prepregs which are useful in the production of aircraft components particularly interior and external panels and sleeves for helicopter rotor blades.
    Type: Application
    Filed: February 13, 2014
    Publication date: December 3, 2015
    Applicant: Hexcel Composites Limited
    Inventor: Leela Sequeira