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Buchanan's IP practice and 14 of its attorneys are recognized in the 2016 edition of IAM Patent 1000 – The World’s Leading Patent Practitioners, a guide that identifies the top patent practitioners in key jurisdictions across in the U.S. and across the globe.

These Buchanan attorneys are recognized as leading patent practitioners in the following categories:

Lynn J. Alstadt - Pennsylvania
Michael L. Dever - Pennsylvania
Erin M. Dunston - DC Metro Area; National
David A. Gurwin - Pennsylvania
Christine M. Hansen - Delaware
Susan M. Hartman - Pennsylvania
Philip L. Hirschhorn - New York
Patrick Keane - DC Metro Area
Robert G. Mukai - DC Metro Area; National
William C. Rowland - DC Metro Area
Matthew L. Schneider - DC Metro Area
Duane A. Stewart III - Pennsylvania
Carla J. Vrsansky - Pennsylvania
Todd R. Walters - DC Metro Area; National

Among individual accolades, the guide notes, "Buchanan Ingersoll & Rooney marries the holistic patent service of a boutique with the resources of a general outfit, to superb effect."

The publication also recommends Buchanan for its knowledge of the post-grant process, its prosecution practice, transactional and litigation work.

The guide’s rankings are based on the opinions of leading attorneys within the industry, as well as in-house counsel, and includes individuals and firms with the most positive feedback from clients and peers. Only those identified by market sources for their “exceptional skill sets and profound insights into patent matters” are featured in the guide.

About the Firm
Buchanan Ingersoll & Rooney PC brings true partnership to our clients. With more than 500 attorneys and government relations professionals in 19 offices in the United States, we have formalized a model for consistently delivering the service and partnership attributes our clients most value. A nationally recognized firm, we provide a wide range of services in the areas of financial services and banking, healthcare, energy, litigation, intellectual property, real estate, labor and employment, corporate, tax and government relations. For more information, visit