Patents by Inventor Renato Liffredo

Renato Liffredo 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).

  • Patent number: 6755860
    Abstract: An intraocular lens includes: a substantially disk-shaped optical portion; a support portion having two closed pairs of haptic portions arranged symmetrically about a first diameter of the optical portion, each pair of the haptic portions being symmetrical with each other about a second diameter of the optical portion, the second diameter of the optical portion being substantially perpendicular to the first diameter of the optical portion. Each haptic portion has two side segments, each of the side segments having a first end fixed to a periphery of the optical portion and a second end fixed to a contact portion joining the two side segments.
    Type: Grant
    Filed: October 2, 2001
    Date of Patent: June 29, 2004
    Assignee: Biotech
    Inventors: Denis Delage, Renato Liffredo
  • Publication number: 20030065388
    Abstract: The invention relates to an intraocular lens comprising an optical part (10) approximately in the shape of a disk and a support part or haptic portion comprising two closed pairs of haptic portions (P1.1, P1.2, P2.1, P2.2) laid out symmetrically about a first diameter D1 of the optical part (10), the haptic portions (P1.1, P1.2, P2.1, P2.2) in each pair being symmetrical with each other about a second diameter (D2) approximately perpendicular to the first diameter (D1), characterized in that each haptic portion (P1.1, P1.2, P2.1, P2.2) is provided with two arms (21, 22) or side segments in which a first end is fixed to the periphery of the optical part (10) and, for each haptic portion (P1.1, P1.2, P2.1, P2.2), the longitudinal axes of the side segments (21, 22) intersect at a point (S).
    Type: Application
    Filed: October 2, 2001
    Publication date: April 3, 2003
    Inventors: Denis Delage, Renato Liffredo