Mr. Larson has handled a variety of intellectual property-based litigation matters, including cases involving trademark infringement, false advertising, unfair competition, dilution, right of publicity, keyword advertising, and copyright infringement. He has litigated before the Trademark Trial and Appeal Board, handling ex parte appeals and trademark opposition and cancellation proceedings. Mr. Larson has also litigated several domain name disputes before the World Intellectual Property Organization.
Mr. Larson regularly handles pro bono matters referred to him by Philadelphia Volunteer Lawyers for the Arts. He has helped local artists secure trademark and copyright protection, defend and enforce their intellectual property rights, and negotiate the commercial use of their art work by third parties.