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:
Oct. 22, 2019

Filed:

Oct. 11, 2016
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Franklin Charles Rodriguez, Addison, TX (US);

Homero De Jesus Maldonado, Dallas, TX (US);

Michael Charles Simon, McKinney, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/02 (2006.01); E21B 29/02 (2006.01); E21B 23/03 (2006.01); E21B 17/10 (2006.01); E21B 23/01 (2006.01); E21B 7/06 (2006.01);
U.S. Cl.
CPC ...
E21B 23/03 (2013.01); E21B 17/10 (2013.01); E21B 23/01 (2013.01); E21B 23/02 (2013.01); E21B 29/02 (2013.01); E21B 7/061 (2013.01);
Abstract

A downhole tool that includes a tubular member having a first interior passageway, wherein the first interior passageway defines a first surface having a first internal diameter and a second recessed surface having a second internal diameter that is greater than the first internal diameter. The downhole tool also includes a protective sleeve engaged with the second recessed surface, wherein the protective sleeve has a second interior passageway that defines a third surface having a third internal diameter that is substantially equal to the first internal diameter such that the third surface is substantially flush with the first surface. In one embodiment, the protective sleeve is dissolvable upon contact of a fluid having predetermined composition or predetermined temperature such that the sleeve dissolves to expose the recesses formed in the latch assembly.


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