ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,593, issued on May 6, was assigned to SABIC GLOBAL TECHNOLOGIES B.V. (Bergen op Zoom, Netherlands).

"Compounds for use in catalyst compositions for the production of polyolefins" was invented by Nicolaas Hendrika Friederichs (Brunssum, Netherlands), Alexander Voskoboynikov (Moscow), Dmitry Uborsky (Moscow), Vincenzo Busico (Naples, Italy), Roberta Cipullo (Naples, Italy), Antonio Vittoria (Avella, Italy), Mikhail Sharikov (Efremov, Russia), Pavel Kulyabin (Khimki, Russia) and Daniil Nosov (Moscow).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to compounds according to formula I:wherein: each R1-R10 may individually be H...