Duane Morris
http://www.duanemorris.com/practices/intellectualproperty.html
The Intellectual Property practice at international law firm Duane Morris is recognized as one of the leading IP groups in the United States. National publications such as Intellectual Property Today, IP Law & Business, IP Law Bulletin and IP Law360 have all ranked Duane Morris among the leading law firms handling patents, trademarks, copyrights and related IP litigation.