CHEMICAL, PHARMACEUTICAL AND BIOTECHNOLOGY DEPARTMENT
GARY M. NATH
FOUNDER AND MANAGING PARTNER
Specializes in all aspects of domestic and international client counseling relating to IP law including patent & trademark prosecution and litigation. Former Patent Counsel for three Fortune 500 corporations. Active lecturer and participant in many professional organizations. Entrepreneur. Scientist. Collector of fine art, antique books and fancy pens.
JOSHUA B. GOLDBERG
PARTNER, PATENT ATTORNEY
Partner and co-chair of the Department. Specializes in portfolio management and analysis, preparation, prosecution, and acquisition of U.S. and foreign patents across a wide range of technology areas, providing legal opinions, client counseling, patent portfolio valuations, and licensing. Gourmet cook.
SUSANNE M. HOPKINS
PARTNER, PATENT ATTORNEY
Has practiced IP law since 1987, primarily in the biotechnology, chemistry, pharmaceutical, biomaterial and medical devices area. Former inhouse General Counsel. Over eighteen years experience in protein chemistry, microbiology, tissue engineering, medical devices, diagnostics, molecular genetics and immunology. Amateur photographer.
LEE C. HEIMAN
OF COUNSEL, PATENT ATTORNEY
Practice areas include patent preparation and prosecution, providing legal opinions, strategic positioning of intellectual assets, monitoring competitive activities, IP valuation, technology licensing, and managing patent portfolios. VP and Board Member of AUTM. Scuba diver.
TANYA E. HARKINS
PATENT ATTORNEY
Practice areas include U.S. and international patent prosecution and managing patent portfolios for pharmaceutical companies. Proficient in nutritional, nutriceuticals, vitamins, supplements, and "designarounds" for pharmaceutical formulations. Loves living on the Chesapeake Bay.
CHARLES D. NIEBYLSKI, Ph.D.
PATENT ATTORNEY
Expert in developing strategies for extending patent portfolio protection, conducting due diligence and patent landscape analysis for M&A activities, product development, importation, and beyond. Teaches fly-fishing and fly-tying.
SHELDON M. MCGEE
PATENT ATTORNEY
Practice areas include acquisition of U.S. and foreign patents and the preparation of patentability and validity opinions. Specializes in portfolio management, analysis and general IP business advice. Explorer and avid cyclist.
ARI G. ZYTCER
PATENT ATTORNEY
Practice areas include the preparation and prosecution of patent applications worldwide, particularly for new therapeutic chemical and biological treatments. Licensed Pharmacist.
MIHSUHN KOH
U.S. ATTORNEY,
KOREAN PATENT ATTORNEY
Practice areas include the preparation and prosecution of patent applications, performing patent searching and preparation of legal opinions for freedom to operate, invalidity, and non-infringement matters. She practiced patent law in Korea and worked as a pharmacist for a large Korean pharmaceutical company. Registered Korean pharmacist.
ROBERT M. JOYNES
PATENT ATTORNEY
Practice areas include prosecuting and filing of patent applications in the United States, conducting freedom to operate searches, performing due diligence analyses, and negotiating license agreements in the technical areas of vaccines, small molecule technologies and pharmaceutical formulations. Amateur photographer and golf enthusiast.
ALVIN E. TANENHOLTZ
REGISTERED PATENT AGENT,
PATENT SEARCH SPECIALIST
Former USPTO Examiner responsible for prosecuting and granting three of The Century's Top Ten Patents that Changed the World. Expert in fermentation chemistry and molecular biology. Golf enthusiast.
WASHINGTON DC
112 S. West Street
Alexandria, VA 22314
T| 703.548.NATH (6284)
F| 703.683.8396
SAN DIEGO
12264 El Camino Real, Suite 400
San Diego, CA 92130
T| 858.792.8211
F| 858.792.8946











