Patents by Inventor Daniel Sirdat

Daniel Sirdat 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).

  • Ophthalmic product
    Patent number: 5308624
    Abstract: Ophthalmic product comprising nanocapsules, process for preparing it and application of the nanocapsules.The present invention relates to an ophthalmic product comprising nanocapsules, characterized by a central core of lipid nature surrounded by a polymeric membrane capable of adhering to biological tissues.The present invention also relates to its preparation and to the application of the nanocapsules for ophthalmic use.
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: May 3, 1994
    Assignee: Laboratorios Cusi, S.A.
    Inventors: Philippe Maincent, Laurent Marchal-Heussler, Daniel Sirdat