Patents by Inventor Bengt L. Lindqvist

Bengt L. Lindqvist 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).

  • Gel of crosslinked hyaluronic acid for use as a vitreous humor substitute
    Patent number: 4716154
    Abstract: The invention is concerned with a vitreous humor substitute intended for ophthalmological uses and consisting of a gel of crosslinked hyaluronic acid and a method at retinal surgery and after vitrectomy when the vitreous humor completely or partially is exchanged for such a gel.
    Type: Grant
    Filed: December 3, 1985
    Date of Patent: December 29, 1987
    Assignee: Pharmacia AB
    Inventors: Tomas Malson, Bengt L. Lindqvist