1 min to read News Posted on March 2, 2023 StockWatch: Pfizer Scales Patent Cliff by Pursuing Seagen Deal – Genetic Engineering & Biotechnology News StockWatch: Pfizer Scales Patent Cliff by Pursuing Seagen Deal Source: StockWatch: Pfizer Scales Patent Cliff by Pursuing Seagen Deal – Genetic Engineering & Biotechnology News share tweet share Tags: SPACs