Mayer Brown LLP promoted Kristine M. Young, Juan Pablo Moreno, Joseph M. Callaghan and Jonathan S. Baker to partner, effective Jan. 1.Young focuses on several types of litigation as well as trademark prosecution, enforcement and counseling, copyright counseling and domain name enforcement and uniform dispute resolution proceedings among others.She is a intellectual property practice member.Moreno focuses on structured finance, corporate finance and capital markets cross-border transactions with a particular focus on Latin …