ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,437, issued on Sept. 29, was assigned to CRAIF INC. (Tokyo).

"Biomolecule extraction method" was invented by Takao Yasui (Nagoya, Japan), Yoshinobu Baba (Nagoya, Japan), Wataru Shinoda (Nagoya, Japan) and Atsushi Natsume (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a method for extracting a biomolecule. The present disclosure provides a method for extracting a cell-free DNA. The present disclosure provides a method for concentrating a DNA having a non-base pairing base. The present disclosure provides a method for concentrating a DNA having a low methylation modification level."

The patent was filed...