Patents by Inventor Parviz Ainpour

Parviz Ainpour 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).

  • Gel plug for blockage of the canaliculus
    Publication number: 20050095269
    Abstract: A cylindrical plug for insertion through the punctum and into the canaliculus to block the flow of tears therethrough comprises an insert of a gelatinous material which when hydrated expands and changes shape, conforming at least to a portion of the canaliculus crossection and contacting the walls of the canaliculus, thus blocking flow. The gel plug can be inserted in a dry state and hydrating in situ or hydrated, either partially or fully, prior to insertion.
    Type: Application
    Filed: November 4, 2003
    Publication date: May 5, 2005
    Inventors: Parviz Ainpour, James Christensen