Patents by Inventor Lourdes Portugal

Lourdes Portugal 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).

  • Method of implanting intraocular and intraorbital implantable devices for the controlled release of pharmacological agents
    Patent number: 5098443
    Abstract: A series of implants for intraocular and/or intraorbital use are provided which permit the controlled release of pharmacological agents. The implants are substantial C-shaped rings and are insertable through incisions made in the eye wall or are sutured around the globe of the eye. The C-shaped rings may be formed from the biodegradable polymers so as to release a drug as the polymer biodegrades or the implant may be in the form of a hollow flexible polymeric cocoon with the drug disposed therewithin for slow release by osmosis.
    Type: Grant
    Filed: February 6, 1991
    Date of Patent: March 24, 1992
    Assignee: University of Miami
    Inventors: Jean-Marie Parel, Richard Parrish, Lourdes Portugal, Karl R. Olsen