Patents by Inventor Drummond Lawson

Drummond Lawson 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).

  • Wireline intervention system
    Patent number: 8678352
    Abstract: An apparatus for controlling tension in a wireline (4), the apparatus comprising a reel (3) mounted on a vessel or surface platform for controlling a wire in a wireline operation, a primary drive means (5) between the reel and a subsea installation around which the wireline is wound and control means for synchronizing the operation of the driver with the reel.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: March 25, 2014
    Assignees: Ocean Riser System AS, Lewis Limited
    Inventors: Drummond Lawson, Borre Fossli
  • Connector
    Patent number: 8550169
    Abstract: A connector (1) for connecting components of a subsea system, the connector comprising male and female components (3, 2), guide means (11) for assisting preliminary orientation of the male component within the female component and means (18; 20; 21) for drawing the male component into the female component and latch means (22) for securing the male component within the female component.
    Type: Grant
    Filed: March 13, 2008
    Date of Patent: October 8, 2013
    Assignee: Subsea Technologies Group Limited
    Inventors: David Ernest McKay, Drummond Lawson, Malcolm George Cameron Milne
  • CONNECTOR
    Publication number: 20100139925
    Abstract: A connector (1) for connecting components of a subsea system, the connector comprising male and female components (3, 2), guide means (11) for assisting preliminary orientation of the male component within the female component and means (18; 20; 21) for drawing the male component into the female component and latch means (22) for securing the male component within the female component.
    Type: Application
    Filed: March 13, 2008
    Publication date: June 10, 2010
    Applicant: LEWIS LIMITED
    Inventors: David Ernest McKay, Drummond Lawson, Malcolm George Cameron Milne
  • WIRELINE INTERVENTION SYSTEM
    Publication number: 20100104372
    Abstract: An apparatus for controlling tension in a wireline (4), the apparatus comprising a reel (3) mounted on a vessel or surface platform for controlling a wire in a wireline operation, a primary drive means (5) between the reel and a subsea installation around which the wireline is wound and control means for synchronising the operation of the driver with the reel.
    Type: Application
    Filed: March 17, 2008
    Publication date: April 29, 2010
    Applicants: LEWIS LIMITED, OCEAN RISER SYSTEMS AS
    Inventors: Drummond Lawson, Borre Fossli