• Yale Law School (J.D., 2009)
  • California Institute of Technology (Ph.D., Inorganic Chemistry, 2001), Thesis: Ancillary Ligand Effects: from Zironium (IV)-Catalyzed Homogeneous Propylene Polymerization to Platinum (II)-Mediated C-H Bond Activation
  • Massachusetts Institute of Technology (B.S., Chemistry and Chemical Engineering, 1996); Alpha Chi Sigma Award for Outstanding Scholarship and Undergraduate Research; Phi Beta Kappa

H. Annita Zhong is of counsel in the Los Angeles office of Irell & Manella LLP. Her practice focuses on patent litigation and licensing. She has litigated patent-related cases before numerous federal and state courts, the International Trade Commission, arbitral panels and the USPTO's Patent Trial and Appeal Board ("PTAB"). She also regularly provides counseling regarding the exploration of patent portfolios.

In 2018, Dr. Zhong was named to the Southern California Rising Stars list by Super Lawyers.

Dr. Zhong has experience with a broad spectrum of technologies including semiconductor fabrication and packaging, computer architecture, telecommunication hardware, digital signal processing, wireless communication, chemistry and materials.

Representative litigation matters in which Dr. Zhong has served as counsel (client bolded) include:

  • Fundamental Innovation Systems International LLC v. Samsung (E.D.Tex.): a 10-patent infringement suit on USB charging technology patented by Blackberry. Also consulting in the parallel German enforcement and nullity proceedings as well as European oppositions.

  • Amkor Technology v. Tessera (I.C.C., PTAB, Cal. Sup. Ct., D. Del., Cal. Ct. App.): a dispute over royalty payments due under a license to semiconductor packaging technology, which involved arbitration before a panel constituted under the Rules of the International Chamber of Commerce. Also successfully defended a key patent in an inter partes review which resulted in upholding of major claims subject to the review and defeated efforts to vacate and modify the panel's awards in state and federal courts.

  • Amkor Technology v. Synaptics (D. Del., PTAB): defended Synaptics on allegations of patent infringement, trade secret misappropriation and other related claims.  Served as lead counsel on the associated inter partes review ("IPR") proceedings.  After the Court dismissed a number of claims and stayed the infringement proceeding pending the outcome of inter partes reviews, the plaintiff sought multiple extensions for petitioner's replies in the IPR proceedings and settled the case on eve of the deadline.

  • Constellation Technologies, Inc. v. Time Warner Cable, Cisco Systems et al. (E.D.Tex., D. Del., PTAB): multiple infringement and declaratory relief civil actions and inter partes review proceedings involving telecommunications and cable service inventions patented by Nortel Networks. Also served as lead counsel and prevailed in defending multiple inter partes reviews of patents in suit.

  • Intellectual Ventures v. Hynix, Elpida et al. (ITC): a § 337 investigation involving five patents asserted against DRAM and NAND memory devices and products containing the same. The client settled the case on favorable terms on eve of hearing.

  • Wisconsin Alumni Research Foundation v. Apple (PTAB): successfully defended a patent, directed to memory disambiguation technologies developed at the University of Wisconsin, before the PTAB. The PTAB declined to institute review based on detailed documentary evidence submitted by WARF.

  • Brocade v. A10 (N.D.Cal., Fed. Cir.): brought onto the case after trial and substantially involved in post-trial motions and Federal Circuit appeal on injunction. The parties settled on eve of damages retrial.

Dr. Zhong earned her J.D. from Yale Law School in 2009, where she served as a student director of the Community and Economic Development Legal Clinic (“CED Clinic”) and was a runner up in 2008-2009 Chubb Competition for excellence in legal draftsmanship. During law school, she helped a local non-profit organization refinance a multi-million dollar commercial mortgage at the height of the financial crisis and won a summary dismissal from a Connecticut state action for the same client. Currently she serves on the planning committee for the University of Southern California Law School’s Intellectual Property Institute.

After receiving her Ph.D. from California Institute of Technology ("Caltech"), and before attending law school, Dr. Zhong worked as a senior research scientist in the areas of catalysis, semiconductor packaging and bio-imaging at General Electric Company's Global Research Center in Niskayuna, New York. Dr. Zhong is a co-author and co-inventor on peer-reviewed journal articles and issued patents.

Dr. Zhong is a native speaker of Chinese (Mandarin).

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Bar & Court Admissions

  • 2009, California
  • 2010, U.S. Patent and Trademark Office
  • 2013, Northern District of California
  • 2013, Federal Circuit