Patents by Inventor Michael Robert Perry

Michael Robert Perry 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).

  • Spinnerette
    Patent number: 5652001
    Abstract: A spinnerette for the spinning of fibres has a rectangular frame with an upper flange for connection to a jet assembly and a lower planar apertured plate for the passage of spinning dope, the apertured plate being formed with its spinning holes and then electron beam welded into the bottom of the frame from the outside.
    Type: Grant
    Filed: May 24, 1993
    Date of Patent: July 29, 1997
    Assignee: Courtaulds Fibres Limited
    Inventors: Michael Robert Perry, Alan Sellars, Patrick Arthur White