ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,960, issued on Dec. 30, was assigned to Halliburton Energy Services Inc. (Houston).

"Fluid tight float for use in a downhole environment" was invented by Ibrahim El Mallawany (Al-Khobar, Saudi Arabia), Michael Linley Fripp (Singapore) and Stephen Michael Greci (Carrollton, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a float for use with a fluid flow control device, a fluid flow control device, a method for manufacturing a float, and a well system. The float, in one aspect, includes a fluid tight enclosure. The float, according to this aspect, further includes density specific material located within the fluid tight enclosure, th...