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NEW YORK — Intellectual property law firm Darby & Darby P.C. has elected
Mitchell Bernstein, Ph.D., Dianna G. Goldenson, Robert L. Jacobson, Mark P.
Walters and Jamie L. Wiegand as principals of the firm. Richard J. Katz was
promoted to senior counsel.
Bernstein, resident in the firm’s New York office, is a registered patent
attorney specializing in the preparation and prosecution of patent applications
in the areas of chemistry, biotechnology and pharmaceuticals. Before joining
Darby & Darby, Bernstein was assistant professor of anatomy and structural
biology at the Albert Einstein College of Medicine, where he headed a laboratory
and taught courses on medical histology and cell biology.
Goldenson, resident in the firm’s New York office, specializes in global
patent prosecution and opinion work, primarily in the biotechnology,
pharmaceutical and chemical/chemical engineering fields, including significant
experience in re-examination proceedings, due diligence investigations, freedom
to operate studies and issues related to the Hatch-Waxman Act.
Jacobson, resident in the firm’s Seattle office, focuses his practice on
patent, trademark and copyright litigation. He has represented clients in patent
disputes in the fields of software, medical devices, pharmaceuticals, the
mechanical arts and biotechnology. Before joining Darby & Darby, he served
as a judicial clerk for Judge James R. Browning, Ninth Circuit Court of
Walters, resident in the firm’s Seattle office, is a patent attorney with
extensive trial experience in complex intellectual property cases. His
litigation experience has covered matters from software to novelty items. In
addition, Walters also maintains an active patent prosecution docket.
Wiegand, resident in the firm’s Seattle office, is a registered patent
attorney with extensive experience in computing security, electronic commerce,
estimation theory, public key infrastructures, real-time simulations and related
technologies. In addition to his strength in patent prosecution, Wiegand is a
skilled litigator having led numerous successful cases in arbitration and
Katz, resident in the firm’s New York office, focuses on drafting and
prosecuting utility and design patent applications, client counseling, due
diligence, portfolio development, litigation and license negotiation in a wide
range of technologies.
Darby & Darby is a full-service intellectual property firm that has
focused on patents, copyrights, trademarks, licensing and false advertising for