Joshua Cohen & Ling Zhong Lecture to the American Association for Clinical Research

Philadelphia, PA | November 2017 – Shareholders Joshua Cohen and Ling Zhong, PhD lectured on multiple IP topics to the American Association for Clinical Chemistry (AACC) on November 3, 2017 in Hershey, Pennsylvania.  The AACC event was held in the impressive Junker Auditorium of the Department of Pathology and Lab Medicine of the Penn State University Hershey Medical Center. Joshua presented the topic Intellectual Property as a Seed for Innovation, and Ling spoke on Patent Protection in Biotechnology.

Joshua has been practicing intellectual property law since 1992, drawing from his engineering background, legal expertise, and product innovation experience to help multinational corporations and emerging companies achieve their commercial objectives while protecting and respecting IP rights.  He helps them to facilitate and promote innovation, and secures the competitive advantage of their innovative product offerings.  Joshua focuses his practice on strategic patent procurement, IP risk management, and counseling in all aspects of IP law.

Ling has practiced all aspects of intellectual property law since 2000, with particular expertise in patent procurement, portfolio development, opinions on patentability, patent validity, patent infringement, and freedom-to-operate, IP licensing agreements, and patent litigation in life sciences.  She has advised a wide variety of clients, ranging from startup companies to multinational companies in a wide variety of technical areas, including pharmaceuticals, biotechnology, chemical engineering, medical devices and electronics.  Ling’s patent litigation experience encompasses participation at all stages of litigation ranging from pre-filing due diligence investigation, filing complaints, fact discovery and expert discovery to trial and appeal, and representation of pharmaceutical companies in ANDA litigation.

About RatnerPrestia

RatnerPrestia is a law firm expert in all things IP. The Firm handles procurement, enforcement, licensing, commercialization, global strategic IP planning, and all related business aspects of IP.  The Firm has attorneys experienced and successful in all relevant U.S. and German jurisdictions, including the U.S. Patent and Trademark Office, The German Patent Office, The European Patent Office, The U.S. International Trade Commission, and Federal Courts, both trial and appellate.  This expertise extends to all areas of IP protection, including patent, design, copyright, software, trademark, and trade secret protection.  For additional information, visit

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