Patents by Inventor Ricardo De Carvalho

Ricardo De Carvalho 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).

  • Implantable and sealable medical device for unidirectional delivery of therapeutic agents to tissues
    Publication number: 20050113806
    Abstract: A device for selective delivery of therapeutic agents to internal body tissues is disclosed. Upon tight sealing of the device to targeted tissues the diffusion of therapeutic agents to the targeted tissue can be controlled, while minimizing exposure of adjacent organs to the agents being delivered. Mechanisms for replenishment of the device and methods for application of the device in remote sites of the body are disclosed.
    Type: Application
    Filed: March 15, 2004
    Publication date: May 26, 2005
    Inventors: Ricardo De Carvalho, Alan Murphree, Edward Schmitt