US Patent Issued to Halliburton Energy Services on Nov. 4 for "Pressure transfer sleeve for top slip retention" (Texas, Oklahoma Inventors)

ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,496, issued on Nov. 4, was assigned to Halliburton Energy Services Inc. (Houston).

"Pressure transfer sleeve for top slip retention" was invented by Donald Ray Smith (Duncan, Okla.), Matthew Todd Howell (Houston) and Kyle Wayne Davis (Carrollton, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are various embodiments of an isolation device comprising a top slip, a top slip prop in engagement with the top slip, a bottom slip, a bottom slip prop in engagement with the bottom slip, a packer element positioned between the top slip prop and the bottom slip prop, wherein movement of the top slip prop and the bottom slip prop towards e...