Antitrust Update Blog is a source of insights, information and analysis on criminal and civil antitrust and competition-related issues. Patterson Belknap’s antitrust lawyers represent clients in antitrust litigation and counseling matters, including those related to pricing, marketing, distribution, franchising, and joint ventures and other strategic alliances. We have significant experience with government civil and criminal/cartel investigations, providing the unique perspectives of former...
Practice Expertise
- Alternative Dispute Resolution
- Biotechnology
- Complex Commercial Actions
- Litigation
Areas of Practice
- Alternative Dispute Resolution
- Biotechnology
- Complex Commercial Actions
- Litigation
- Patent Litigation View More
WSG Practice Industries
Profile
Zhiqiang Liu is Counsel in the firm's Litigation department. Prior to joining the Firm, Mr. Liu was a Senior Research Scientist at Colgate-Palmolive Company. Mr. Liu worked in the Oral Care Research Department for approximately seven years, developing new actives, formulations, and studying the mode of actions. His work at Colgate resulted in 26 issued U.S. and European patents with additional pending applications. He also received a Global Technology award at Colgate in 2007.
Mr. Liu holds a doctorate in Chemistry from Columbia University. His graduate work was directed to the study of properties of zeolite particles, as well as properties of synthetic polymers. Mr. Liu also pursued a postdoctoral study at Columbia in a joint program between the Chemistry Department and the Genome Center, focusing on the development of a parallel gene sequencing technology and the development of a rapid PCR and mass spectrometry-based platform for simultaneously detecting multiple viruses and bacteria in clinical samples. Mr. Liu’s research at Columbia led to thirteen peer-reviewed publications.
Representative Matters
Patent Litigation
Represented/representing brand pharmaceutical companies in various Hatch-Waxman (ANDA) suits regarding their drugs for treating HIV, gout, obesity, constipation, psychosis and hypertension.
Representing a medical devices company in patent infringement suits concerning its products for soft tissue surgical procedures, including successfully defending a motion for preliminary injunction.
Represented a medical devices company in a patent infringement suit concerning its products for knee replacement surgery.
Represented a brand pharmaceutical company in patent infringement suits regarding its diagnostic products for detecting viral infections.
Represented an information technology company in defending its telecommunications products and services in a patent infringement suit.
Inter Partes Review Proceedings in USPTO
Represented clients in defending the validity of patents covering methods for treating Pompe disease, and drugs for treating HIV and psychosis.
Other Patent Experience
Prepared patent-related opinions, including freedom-to-operate opinions, in connection with product development and business transactions.
Advised a client regarding prosecution and defense of its U.S. and foreign patent portfolios.
Special Education Advocacy (pro bono)
Represented multiple students in seeking proper educational programs and placements through negotiations and hearings.
Other Pro Bono Matters
Represented clients in a public-housing matter in New York state court.
Represented a district attorney's office in defending a narcotics-related criminal conviction in the appellate division of New York state court and secured a unanimous decision upholding the conviction.
Bar Admissions
- U.S. Patent and Trademark Office
- U.S. Court of Appeals, Federal Circuit
- U.S. District Court, Southern and Eastern Districts of New York; District of New Jersey
- New York
- New Jersey
Education
- Rutgers University Law School (J.D., summa cum laude, 2012)
- Order of the Coif
- Columbia University (Ph.D., 2003)
- Chemistry
- Dalian University of Technology (B.A./B.E., 1998)
Areas of Practice
- Alternative Dispute Resolution
- Biotechnology
- Complex Commercial Actions
- Litigation
- Patent Litigation
Professional Career
Articles
Mixed Results as IPR Petitions for Biosimilars Soar
By Zhiqiang Liu |December 2017
- Co-Author, "Federal Circuit Affirms Precedential Opinion Panel Decision Limiting the Circumstances In Which the Board Should Raise Sua Sponte Patentability Issues Against Proposed Substitute Claims," The Intellectual Property Strategist (May 2022)
- Co-Author, "Mixed Results as IPR Petitions for Biosimilars Soar," Bloomberg BNA Life Sciences Law & Industry Report (December 2017)
- Co-Author, "New Targets in the Crosshairs: A forum to invalidate patents is now being used on biotech firms," Corporate Counsel (June 2015)
- "Clinical Efficacy of a Specifically Targeted Antimicrobial Peptide Mouth Rinse: Targeted Elimination of Streptococcus Mutans and Prevention of Demineralization," Caries Research (2011, 45, 415)
- "MassTag Polymerase-Chain-Reaction Detection of Respiratory Pathogens, Including a New Rhinovirus Genotype, That Caused Influenza-Like Illness in New York State during 2004-2005," The Journal of Infectious Diseases (2006, 194, 1398)
- "Characterization of the External Surface of Silicalities Employing Election Paramagnetic Resonance," The Journal of Physical Chemistry A (2004, 108, 8040).
Blogs
Data Security Law Blog
DataSecurityLaw.com is the firm’s resource for the latest news, analysis, and thought leadership in the critical area of privacy and cybersecurity law. Patterson Belknap’s Privacy and Data Security practice provides public and private enterprises, their leadership teams and boards with comprehensive services in this critical area. Our team of experienced litigators, corporate advisors and former federal and state prosecutors advises on a broad range of privacy and data protection matters...
Misbranded
Misbranded is Patterson Belknap’s blog covering false advertising litigation—both consumer class actions and competitor suits—with a particular focus on FDA-regulated products (foods/beverages, pharmaceuticals, cosmetics, and dietary supplements).
New York Commercial Division Decisions
The blog is a source for insights and developments related to practice in the Commercial Division of the New York State Supreme Court. This blog reviews key developments in the Commercial Division, including important decisions handed down by the Commercial Division and appellate court decisions reviewing Commercial Division decisions. The blog also covers changes and proposed changes to Commercial Division rules and practice, including revisions to the rules since January 2015. The...
NY Patent Decisions Blog
NYPatentDecisionsBlog.com is a source for the latest patent decisions from the U.S. District Courts for the Southern and Eastern Districts of New York. The blog is authored by Patterson Belknap’s Patent Litigation practice group, whose members are highly experienced trial attorneys with extensive technical knowledge. Many have advanced scientific degrees and industry experience in fields such as communications, electrical and electro-optical technology, semiconductor technology, metallurgical...
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