The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 13, 2009

Filed:

May. 31, 2007
Applicants:

Stuart M. Dennistoun, Carrollton, TX (US);

Roddie Robert Smith, Cypress, TX (US);

Imre I. Gazda, Fort Worth, TX (US);

Inventors:

Stuart M. Dennistoun, Carrollton, TX (US);

Roddie Robert Smith, Cypress, TX (US);

Imre I. Gazda, Fort Worth, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 34/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A communication tool () includes a housing () having recesses () and a set of axial locating elements () radially extendable through the recesses () and engagably positionable within a profile of a tubing retrievable safety valve (). An anti rotation device () is radially outwardly extendable relative to the housing (). The anti rotation device () operably engages the tubing retrievable safety valve () to substantially prevent relative rotation between at least a portion of the communication tool () and the tubing retrievable safety valve (). A cutting tool () is radially outwardly extendable relative to the housing (). The cutting tool () is operable to create a fluid passageway () between a non annular hydraulic chamber () and an interior the tubing retrievable safety valve ().


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