ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,550,905, issued on Feb. 17, was assigned to FORMTEC LLC (Plymouth, Wis.) and SPHERICAL IP LLC (Tualatin, Ore.).
"Flexible blade" was invented by James B. Wolff (Portland, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flexible blade that when it starts to wear, the blade stands itself up to continue to provide a sharpened edge."
The patent was filed on Jan. 13, 2015, under Application No. 14/544,500.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=12550905&OS=12550905&RS=1255090...