Cathy Lui, a partner in the San Francisco office, is a member of the Complex Litigation and Dispute Resolution group. Cathy primarily specializes in trade secrets litigation, and has particular expertise in obtaining and defending against temporary restraining orders and preliminary injunctions under exigent circumstances in fast-paced trade secret actions. 

Cathy’s practice is across multiple jurisdictions in both federal and state courts, and involves a variety of different types of trade secrets including technical secrets, financial information, and products and sales information. Cathy’s trade secret practice often involves parallel criminal proceedings. In addition, Cathy also practices complex commercial litigation including breach of contract, fraud, and employee mobility cases. 

Cathy regularly speaks and writes about trade secrets litigation. She is an editor of Orrick's trade secrets blog, Trade Secrets Watch.

Cathy is very involved in diversity and inclusion initiatives and the legal community. She is co-chair of the Bay Area Asian American Bar Association Judiciary Committee. She is also active in California Minority Counsel Program, and the Firm's Asian American Affinity Group, hiring, and recruiting committees. Cathy also dedicates a significant amount of time to pro bono matters. In an asylum merits hearing, she successfully represented a Salvadoran religious activist who was persecuted by gangs that dominate El Salvador. For her work on this matter, the Lawyers Committee for Civil Rights awarded Cathy the Father Cuchulain Moriarity Award. In addition, the Justice & Diversity Center of the Bar Association of San Francisco recognized Cathy as an Outstanding Volunteer in Public Service in 2014 and 2015 for her work with helping homeless clients remove outstanding warrants, which serve as barriers for housing and employment.

  • Cathy's notable engagements include the following.

    • Represented two subsidiaries of Williams-Sonoma, Inc. in successfully obtaining a preliminary injunction against a former executive and his new employer after a three-day evidentiary hearing in a trade secrets action.  
    • Represented Oracle America, Inc. in defending against a $6.6 billion breach of contract, fraud, false claims act, and civil RICO claims. The matter resolved very favorably to Oracle.    
    • Represented a medical equipment manufacturer in successfully obtaining a preliminary injunction against its biggest competitor in a trade secrets action.
    • Represented a financial services company in successfully obtaining a preliminary injunction against a former employee who misappropriated trade secrets.
    • Represented Nanya Technology Corporation and Nanya Technology Corporation USA in DRAM antitrust price-fixing cases, including actions brought by direct and indirect purchasers, U.S. government entities, and the European Commission.
    • Represented Nanya Technology Corporation in patent infringement defense before Northern District of California and International Trade Commission.
    • Represented an IT solutions provider in multi-million dollar trade secret misappropriation and breach of loyalty litigation.

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