Yongjin Zhu



Education and Clerkships

J.D., University of Texas at Austin School of Law, 2013, with honors; The Review of Litigation, Research Editor, 2012-2013; Texas Intellectual Property Law Journal, Executive Articles Editor, 2012-2013; Legal Research Board

Ph.D., Biological/Physical Chemistry, University of Pennsylvania, 2006

B.S., Biology, University of Science and Technology of China, 2000, Special Class for the Gifted Young

  • Intern to the Honorable Judge Craig A. Gargotta for the U.S. Bankruptcy Court for the Western District of Texas, May-June, 2012


District of Columbia



Chinese (Mandarin)


Yongjin Zhu is an associate in the Intellectual Property Litigation Practice Group in the Washington, D.C. office of Haynes and Boone. His practice focuses on patent litigation with an emphasis on representing generic companies in actions brought under the Hatch-Waxman Act. Yongjin also counsels clients on infringement, validity, and enforceability of patents, and obtaining and managing portfolios of U.S. and foreign patent and other IP rights.

Prior to becoming a lawyer, Yongjin was a Postdoctoral Research Fellow and staff member in the Center for Nano- & Molecular Science and Technology at the University of Texas at Austin. In addition to his law degree, Yongjin holds a Ph.D. in Biological/Physical Chemistry and a B.S. in Biology.

Intellectual Property

Biotechnology | Haynes and Boone, LLP

Haynes and Boone Secures Patent Trial Victory for Prinston Pharmaceutical

Haynes and Boone, LLP won a complete victory in New Jersey federal court for client Prinston Pharmaceutical Inc., a generic drug company.


IP Beacon

The IP Beacon

The IP Beacon is a Haynes and Boone Newsletter highlighting current issues and trends in Intellectual Property Law. Read the latest issue...

Selected Publications and Speeches

  • "The Biologics Tango: Reading Tea Leaves on the Patent Dance and Pre-Marketing Notice Requirements," co-author, Lexology, April 27, 2017.
  • “Comparative Analysis of RNA/Protein Dynamics for the Arginine-Rich-Binding Motif and Zinc-Finger-Binding Motif Proteins Encoded by HIV-1,” Co-Author, Biophys. J. 99, 3454 (2010).
  • “A One-Dimensional Free Energy Surface Does Not Account for Two-Probe Folding Kinetics of Protein α3D,” Co-Author, J. Chem. Phys. 130, 061101 (2009).
  • “Using an Amino-Acid FRET Pair to Probe Protein Unfolding: Application to the Villin Headpiece Subdomain and the LysM Domain,” Co-Author, Biochem. 47, 11070 (2008).
  • “Probing Nucleation, Reverse Annealing, and Chaperone Function along the Reaction Path of HIV-1 Single-Strand Transfer,” Co-Author, Proc. Natl. Acad. Sci. USA 104, 12651 (2007).
  • “Insights on the Role of Nucleic Acid/Protein Interactions in Chaperoned Nucleic Acid Rearrangements of HIV-1 Reverse Transcription,” Co-Author, Proc. Natl. Acad. Sci. USA 104, 5261 (2007).
  • “Understanding the Key Factors that Control the Rate of β-Hairpin Folding,” Co-Author, Proc. Natl. Acad. Sci. USA 101, 15915 (2004).
  • “Guiding the Search for a Protein’s Maximum Rate of Folding,” Primary Author, Chem. Phys. 307, 99 (2004).
  • “Length Dependence and Capping Effect of Helix-Coil Transition,” Co-Author, J. Phys. Chem. B 108, 15301 (2004).
  • “Folding of a Three-Helix Bundle at the Folding Speed Limit,” Co-Author, J. Phys. Chem. B 108, 3694 (2004).
  • “Laser-Induced T-Jump Method, a Nonconventional Photoreleasing Approach to Study Protein Folding,” Primary Author, Chapter 9.1 in Goeldner, Givens (Eds.): Phototriggers, Photoswitches and Caged Compounds, Wiley-VCH, Verlag GmbH, Weinheim, Germany (2004).
  • “Ultrafast Folding of α3D, a de novo Designed Three-Helix Bundle Protein,” Primary Author, Proc. Natl. Acad. Sci. USA 100, 15486 (2003).
  • “Helix Formation via Conformation Diffusion Search,” Co-Author, Proc. Natl. Acad. Sci. USA 99, 2788 (2002).
  • “Molecular Dynamics Simulations of Urea and Thermal Induced Denaturation of S-Peptide Analogue,” Co-Author, Biophys. Chem. 89, 145 (2001).

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