Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
Reexamination Certificate
2011-08-16
2011-08-16
Wright, Giovanna C (Department: 3672)
Wells
Means for guiding insertable element laterally of well axis
Secured in operative position by movable means engaging well...
C166S117500, C166S382000, C166S216000, C166S217000, C166S377000
Reexamination Certificate
active
07997336
ABSTRACT:
A method and apparatus for retrieving an assembly having a whipstock and an anchor from a wellbore. A method of retrieving an assembly having a whipstock coupled to an anchor from a wellbore may comprise the steps of releasing the whipstock from the anchor in the wellbore, re-engaging the whipstock to the anchor, and retrieving the whipstock with the anchor from the wellbore. An apparatus for use in a wellbore may comprise a whipstock, a latch coupled to the whipstock, and an anchor operable to be selectively retrieved from the wellbore using the latch.
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McIntire Scott
Sokol Jonathan P.
Stulberg Michael
Patterson & Sheridan LLP
Weatherford / Lamb, Inc.
Wright Giovanna C
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