Patents by Inventor Ali Vahiaoui

Ali Vahiaoui 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).

  • Surface modified surgical instruments, devices, implants, contact lenses and the like
    Patent number: 5094876
    Abstract: An improved method for modifying the plastic surfaces of articles adapted for contacting living tissue by the gamma or electron beam irradiation induced chemical graft coating thereon of a monomer comprising N-vinylpyrrolidone, 2-hydroxyethylmethacrylate or a mixture of the two to form a hydrophilic graft polymer coating, the improvement comprising pre-soaking the ocular implant material in a monomer or a solution comprising a monomer prior to conducting the gamma- or electron beam-irradiation induced graft polymerization in a second solution of a monomer.
    Type: Grant
    Filed: October 5, 1990
    Date of Patent: March 10, 1992
    Assignee: University of Florida
    Inventors: Eugene P. Goldberg, Ali Vahiaoui