What We Do At Trego, Hines & Ladenheim, PLLC we offer a wide range of Trademark related services, often on a fixed fee basis.  Examples of the transactional trademark services we offer include:   Conducting trademark searches and generating opinion letters Preparing, filing and prosecuting U.S. trademark applications Prosecuting international trademark applications Drafting trademark licenses and related agreements Preparing and filing trademark assignments Trademark portfolio management   Litigation Our attorneys represent litigants in federal court, both plaintiffs and defendants, who are involved in trademark litigation.  We also represent parties in ex parte appeals and inter parties disputes before the United States Trademark Trial and Appeal Board.