Patents by Inventor Yuan Yumin

Yuan Yumin 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).

  • Publication number: 20070292476
    Abstract: The present invention provides intraocular polymer delivery compositions based on biodegradable polyester amide (PEA), polyester urethane (PEUR), and polyester urea (PEU) polymers, which contain amino acids. The compositions can be formulated as an implantable solid or as a liquid dispersion of polymer particles for sustained delivery of ophthalmologic agents dispersed therein or incorporated into the backbone of the polymers. Methods of delivering an ophthalmologic agent to the exterior or interior of the eye by implanting the composition in the eye of a subject are also included.
    Type: Application
    Filed: May 1, 2007
    Publication date: December 20, 2007
    Applicant: MediVas, LLC
    Inventors: Geoffrey Landis, William Turnell, Yuan Yumin