ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,141, issued on May 12.

"Composition set containing compound having polyoxyalkylene chain" was invented by Nozomi Matsubara (Tokyo), Naoki Furukawa (Tokyo), Yuki Nakamura (Tokyo), Hiroshi Yokota (Tokyo) and Tsuyoshi Morimoto (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition set containing: a first liquid containing an oxidizing agent; and a second liquid containing a reducing agent, wherein at least one of the first liquid and the second liquid contains a compound represented by the following formula (1):wherein R11 and R12 each independently represent a hydrogen atom or a methyl group, and R13 represents a divalent group having a po...