Patents by Inventor Andrew M. Robin

Andrew M. Robin 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).

  • Whipstock assembly and method for low side exit
    Patent number: 8763685
    Abstract: A whipstock assembly allowing a lowside casing exit, the whipstock assembly includes a whipstock including an upstream portion and a downstream portion, the upstream portion having a deflection wedge surface and an opposite casing-side surface; and a fulcrum protruding from the whipstock and positioned between the downstream portion and the upstream portion. Also includes is a method of allowing a first side exit in a window milling operation of a casing having a first side and an opposite second side.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: July 1, 2014
    Assignee: Baker Hughes Incorporated
    Inventor: Andrew M. Robin
  • WHIPSTOCK ASSEMBLY AND METHOD FOR LOW SIDE EXIT
    Publication number: 20130025864
    Abstract: A whipstock assembly allowing a lowside casing exit, the whipstock assembly includes a whipstock including an upstream portion and a downstream portion, the upstream portion having a deflection wedge surface and an opposite casing-side surface; and a fulcrum protruding from the whipstock and positioned between the downstream portion and the upstream portion. Also includes is a method of allowing a first side exit in a window milling operation of a casing having a first side and an opposite second side.
    Type: Application
    Filed: November 8, 2011
    Publication date: January 31, 2013
    Applicant: BAKER HUGHES INCORPORATED
    Inventor: Andrew M. Robin