ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,447, issued on April 29, was assigned to Chevron U.S.A. Inc. (San Ramon, Calif.).

"Synthesis of multiple boundary location scenarios for wells" was invented by Robert Chadwick Holmes (Houston) and Fabien Jean Nicolas Laugier (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A group of wells may be located within a region of interest. Multiple scenarios of boundary locations within the group of wells may be obtained. Boundary likelihood curves for the wells may be generated. Different number and/or locations of boundaries within different scenarios of boundary locations may be synthetized into the boundary likelihood curves. A visual representat...