ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,663, issued on July 21, was assigned to UNIMATEC Co. LTD. (Japan).

"Fluorine-containing pyrazole compound and production method therefor" was invented by Rie Aotsu (Kitaibaraki, Japan), Junya Seino (Kitaibaraki, Japan) and Keisuke Kokin (Kitaibaraki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluorine-containing pyrazole compound represented by the following general formula (1):wherein in the general formula (1) above, R represents a hydrocarbon group having 1 to 12 carbon atoms; and a ring Z represents a phenyl group having a substituent, or a condensed ring containing no heteroatom as a ring atom."

The patent was filed on March 31, 20...