ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,541, issued on May 27, was assigned to Dorf Ketal Chemicals (India) Private Ltd. (Mumbai, India).

"Coke reducing additive composition and method of use thereof" was invented by Mahesh Subramaniyam (Singapore), Shivank Menon (Mumbai, India), Prasanta Barua (Mumbai, India) and Suhas A. Chavan (Mumbai, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, the present invention relates to a coke reducing additive composition for simultaneously: reducing coke formed and increasing distillate during processing of: plastic material, or feedstock, or a combination of the plastic material and the feedstock, wherein the coke reducing additiv...