Purple Biotech Ltd - ADR Aktie News

REHOVOT, Israel, Sept. 02, 2026 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or the “Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing a next-generation immunotherapy platform designed to maximize anti-cancer activity while minimizing toxicity, today announced that the U.S. Patent and Trademark Office (USPTO) has issued a Notice of Allowance for a patent applicatio...