Nixon Peabody LLP expanded its intellectual property practice with the addition of Daniel S. Stringfield as a partner.Stringfield is a patent litigator with trial and appellate experience, including patent cases before the U.S. Supreme Court and the U.S. Court of Appeals for the Federal Circuit. His practice focuses on advising companies and startups on IP strategy, acquiring IP assets, monetizing existing portfolios, clearing new products and enforcing patents.• Venable LLP added Erin McCloskey Maus to the firm as a …