Tantech Holdings Subsidiary, Tanhome Group Inc., Receives Notice of Allowance from USPTO for "TANHOME" Trademark, Fortifying North American Green Building Strategy
LISHUI, China, Jan. 30, 2026 /PRNewswire/ -- Tantech Holdings Ltd. (Nasdaq: TANH) ("Tantech" or the "Company"), today announced that its U.S. subsidiary, Tanhome Group Inc., has received a Notice of Allowance (NOA) from the United States Patent and...