Robert J. Palmersheim and Anand C. Mathew spent most of their legal careers practicing at Schopf & Weiss LLP, a boutique law firm, until it was acquired in 2015 by Detroit-based Honigman Miller Schwartz and Cohn LLP.Now, both men have left Honigman to return to their litigation boutique roots. Their new firm, Palmersheim & Mathew, officially opened Tuesday at 401 N. Franklin St. The firm is focused on complex business disputes.Palmersheim said he and Mathew have followed the trajectory of Schopf & Weiss&rsquo …