Patents by Inventor Margaret Diana Macrea Evans

Margaret Diana Macrea Evans 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).

  • Corneal onlay
    Patent number: 6454800
    Abstract: A corneal onlay or corneal implant is disclosed which is to be placed within or onto the surface of the cornea, being a biocompatible, optically transparent, synthetic and biostable polymeric material, said material comprising a surface that supports the attachment and growth of tissue cells, and where the exterior surface of the implant onto which epithelial tissue is to be attracted and to become attached, or in the case of a corneal onlay the anterior surface of the onlay, has a topography comprising a plurality of surface indentations.
    Type: Grant
    Filed: February 12, 2001
    Date of Patent: September 24, 2002
    Assignee: Novartis AG
    Inventors: Beatrice Ann Dalton, John Gerard Steele, Margaret Diana Macrea Evans, Janet Helen Fitton, Graham Johnson, Ilene Kay Gipson
  • Corneal onlay
    Publication number: 20010047203
    Abstract: A corneal onlay or corneal implant is disclosed which is to be placed within or onto the surface of the cornea, being a biocompatible, optically transparent, synthetic and biostable polymeric material, said material comprising a surface that supports the attachment and growth of tissue cells, and where the exterior surface of the implant onto which epithelial tissue is to be attracted and to become attached, or in the case of a corneal onlay the anterior surface of the onlay, has a topography comprising a plurality of surface indentations.
    Type: Application
    Filed: February 12, 2001
    Publication date: November 29, 2001
    Inventors: Beatrice Ann Dalton, John Gerard Steele, Margaret Diana Macrea Evans, Janet Helen Fitton, Graham Johnson, Ilene Kay Gipson