ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,204, issued on June 3, was assigned to CHINA PETROLEUM & CHEMICAL Corp. (Beijing).

"Interconnectable downhole instrument package" was invented by Sheng Zhan (Houston), Derek M. Shumaker (Houston) and Sam Seldon (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "An interconnectable downhole instrument package has a downhole instrument disposed in a pressure housing; a male connector assembly connecting to a first end of the downhole instrument; and a female connector assembly connecting to a second end of the downhole instrument. The male connector assembly has a first housing and a male rotatable connector that are connected together, while the ...