Patents by Inventor Russell Riddle

Russell Riddle 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).

  • Screen and screen frame for improved screen to shaker placement, handling and retention
    Patent number: 7210582
    Abstract: A frame for a screen utilized in a shaker separator, the frame including: a first (2) and a second (4) longitudinal support member (2) spaced apart from and substantially parallel to the each other; one or more inner longitudinal support member (6), positioned between and substantially parallel to the outer longitudinal support members; a first (8) and a second (10) outer lateral support member (8), each being connected and substantially perpendicular to a corresponding outer longitudinal support member; a third outer lateral support member (12), connected and substantially perpendicular to the second outer longitudinal support member; a fourth outer lateral support member (14), connected and substantially perpendicular to the second outer longitudinal support member; one or more inner lateral support member (16), positioned between and substantially perpendicular to the first outer longitudinal support member and the second outer longitudinal support member and connected to the one or more inner longitudinal
    Type: Grant
    Filed: May 5, 2004
    Date of Patent: May 1, 2007
    Assignee: M-I L.L.C.
    Inventor: Russell Riddle
  • Screen and screen frame for improved screen to shaker placement, handling and retention
    Publication number: 20050247604
    Abstract: A frame for a screen utilized in a shaker separator, the frame including: a first (2) and a second (4) longitudinal support member (2) spaced apart from and substantially parallel to the each other; one or more inner longitudinal support member (6), positioned between and substantially parallel to the outer longitudinal support members; a first (8) and a second (10) outer lateral support member (8), each being connected and substantially perpendicular to a corresponding outer longitudinal support member; a third outer lateral support member (12), connected and substantially perpendicular to the second outer longitudinal support member; a fourth outer lateral support member (14), connected and substantially perpendicular to the second outer longitudinal support member; one or more inner lateral support member (16), positioned between and substantially perpendicular to the first outer longitudinal support member and the second outer longitudinal support member and connected to the one or more inner longitudinal
    Type: Application
    Filed: May 5, 2004
    Publication date: November 10, 2005
    Applicant: M-I L.L.C.
    Inventor: Russell Riddle