Akin Gump Strauss Hauer & Feld LLP - Litigation firm with a Philadelphia branch practicing patent and intellectual property law Duane Morris LLP - Multi-practice International firm with an IP practice. Offices in Philadelphia and Pittsburgh. Morgan Lewis - Multinational business law firm offering services in all intellectual property fields. Robert J. Yarbrough - Services for environmental law and patent matters, from offices in Media. Cohen & Grigsby - Pittsburgh law firm with multiple practice areas, including intellectual property protection. K&L Gates - An international law firm positioned at strategic intersections in the global economy. Elman Technology Law, PC - Intellectual property and internet business law firm based in Swarthmore. William H. Eilberg - Offering services for trademark and patent searches and application, and for preparation and negotiation of licenses relating to intellectual property, from offices in Reno, Nevada, and Jenkintown, Pennsylvania. The Webb Law Firm - Practices in intellectual property law. Beck & Thomas, PC - Intellectual property law firm with practices in patent law, trademark and copyright protection and infringement litigation. Law Office of Steven O'Donnell - Lancaster based registered patent attorney offering patent, copyright and trademark legal services worldwide. Blank Rome LLP - Full service law firm offering intellectual property procurement and litigation services. Maday Patent Law, PLLC - Intellectual property law firm in Philadelphia offering patent procurement services. Lipton, Weinberger & Husick - A law firm located in Media, offering a wide range of intellectual property services, including rights acquisition and defense to worldwide clients. Fox Rothschild LLP - Nationwide commercial legal firm. Includes attorney profiles and office locations. Five offices in PA. Volpe and Koenig - Philadelphia law firm counseling clients worldwide on all aspects of intellectual property. Carothers & Carothers - Pittsburgh firm practicing exclusively in intellectual property law. Patent Law Associates - Registered patent attorney located in Lancaster counseling clients in all aspects of intellectual property protection.