Wellbore isolation devices and methods of use
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United States of America Patent
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Apr 16, 2019
Grant Date -
Jan 18, 2018
app pub date -
Mar 19, 2015
filing date -
Mar 19, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A packer assembly includes an elongate body, an upper shoulder and a lower shoulder each disposed about the elongate body, and an upper sealing element and a lower sealing element each disposed about the elongate body and positioned axially between the upper and lower shoulders. A spacer interposes the upper and lower sealing elements and has an annular body that provides an upper end, a lower end, and a recessed portion extending between the upper and lower ends. A diameter of the annular body at the upper and lower ends is greater than the diameter at the recessed portion.
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