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    Optic devices formed from melt processable thermoplastic materials having a high refractive index

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    6008299.pdf (257.8Kb)
    Downloads: 48
    Publication Date
    1999-12-28
    Filing Date
    1997-08-15
    Inventor
    McGrath, James E.
    Sekharipuram, Venkateshwaran N.
    Metadata
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    Abstract
    This invention relates generally to optic devices such as ophthalmic lenses, lens blanks, and lens preforms, made from a thermoplastic material of a specific formula and a process for forming the same.
    Assignee
    Innotech, Inc., Johnson & Johnson Vision Care
    Virginia Tech Intellectual Properties, Inc.
    Patent Number
    6008299
    Application Number
    8912117
    Source URL
    http://pimg-fpiw.uspto.gov/fdd/99/082/060/0.pdf
    Primary/U.S. Class
    351/159.74
    Other/U.S. Class
    525/255
    525/191
    525/196
    525/200
    525/212
    CPC Class
    C08G75/23
    C08G65/4006
    C08G65/4068
    C08L71/00
    G02B1/041
    Patent Type
    utility
    URI
    http://hdl.handle.net/10919/72405
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    • Virginia Tech Patents [685]

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