PATENT & TRADEMARK PROFESSIONALS
Donald N. Halgren
(Of Counsel)
Patent Attorney, Attorney-At-Law, Registered to practice before the U.S. Patent and Trademark Office and the Canadian Patent Office.
Education: Juris Doctor, University of Baltimore; Bachelor of Science in Mechanical Engineering, Johns Hopkins University; Bachelor of Science in Industrial Engineering, Boston University; Master of Science program in Material Science, University of Pittsburgh.
Experience: Patent Attorney & Patent Counsel at Boston Scientific Corporation, Watertown & Natick, Massachusetts; Senior Attorney at The Kendall Company, Boston, Massachusetts.
Specialties: Mechanical Engineering, Industrial Engineering, Material Science
Organizations: Licensing Executive Society; Massachusetts Bar Association; Boston Intellectual Property Law Association.
Steve A. Witters
(Of Counsel)
Patent Attorney, Attorney-At-Law, Registered to practice before the U.S. Patent and Trademark Office.
Education: Juris Doctor, Chase College of Law; Bachelor of Science in Chemical Engineering Ohio State University.
Experience: Independent Patent Attorney; Patent Attorney at Middleton Reutlinger, Louisville, Kentucky; Consultant; Engineering Support at Fluor Daniel, Inc., Hamilton, Ohio; Chemical engineering assignments at Hercules Chem. and Calgon.
Specialties: Chemical Engineering, Mechanical Engineering.
Organizations: Kentucky Bar Association.
Stephen L. Meyer
Patent Agent. Registered to practice before the U.S. Patent and Trademark Office.
Education: Biology and Chemistry, Seton Hill University; Bachelor of Arts in English, University of Pittsburgh; Bachelor of Arts in Political Science, University of Pittsburgh.
Experience: Over 20 years in private patent practice at Nils H. Ljungman & Associates.
Specialties: Mechanical Engineering, Biology, Chemistry, Computer Science
Organizations: American Intellectual Property Law Association; Pittsburgh Intellectual Property Law Association
Thomas N. Ljungman
(Of Counsel)
Patent Agent. Registered to practice before the U.S. Patent and Trademark Office and the Canadian Patent Office.
Education: Doctor of Medicine, Johns Hopkins University; Bachelor of Science in Biology, Pennsylvania State University; Mechanical Engineering, University of Pittsburgh.
Experience: Private Patent Practice at Nils H. Ljungman & Associates; Practicing Physician in Family Practice at Excela Westmoreland Hospital.
Specialties: Medicine, Mechanical Engineering, Biology, Chemistry, Biotechnology, Medical Appliances.
Organizations: American Intellectual Property Law Association; Pittsburgh Intellectual Property Law Association; Deutscher Verband der Patentingenieure und Patentassessoren (Association of German Patent Attorneys in Industry); American Medical Association.
Paralegals
Amy J. DULI – Legal Assistant/Office Manager
Education: Bachelor of Arts in English, University of Pittsburgh
Amy L. HUTCHISON – Legal Assistant
Education: Associate in Applied Science, Legal Assisting, Westmoreland County Community College
