Prior to joining Orrick, Ameerah was an associate at Buckley LLP. Prior to Buckley, she was an Assistant Vice President for a national consumer financial services company, where she maintained compliance with all applicable Consumer Finance Protection Board (CFPB) and other federal and state regulatory guidelines.
Vann litigates in forums throughout the country. He has won several inter partes review proceedings before the Patent Trial and Appeal Board. He has secured favorable jury verdicts in Federal and state courts in Delaware, Florida, Maryland, and Texas. Multiple wins on behalf of his clients at the U.S. International Trade Commission in Section 337 investigations have earned recognition with “Disputes Deal of the Year” awards. And he has crafted winning strategies and briefs in precedent-setting Federal Circuit appeals.
A chemical engineer by training, Vann is a member of the Patent Bar. His representations involve a broad range of technology fields, including semiconductors, artificial intelligence, consumer electronics, 3D printing, automotive technologies, digital imaging, cryptocurrency, and batteries. His clients are based worldwide, including a significant portion from Japan and China. Vann frequently travels to Asia to speak on key developments in intellectual property law.
Patent infringement litigation is central to Vann’s practice, but he also has handled breach of contract, trade secret misappropriation, antitrust, tortious interference, false advertising, civil theft, and bankruptcy matters. Many of his matters involve a complex mix of claims and counterclaims across legal disciplines, where he employs his strategic judgment to navigate competing risks.
While his practice focuses on litigation and dispute resolution, Vann also advices clients on patent licensing, portfolio development, and intellectual property due diligence. Vann co-founded Orrick’s cross-practice 3D printing initiative.
Vann has served the Firm in key leadership roles. In 2022-2023, Vann served as the Chief Practice Officer for the firm's IP & Litigation Business Units, which comprise nearly 400 attorneys globally. His responsibilities included oversight of the units' financial performance, business planning and execution, and lawyer recruiting. Vann also previously served as the firm’s U.S. Law School Hiring Partner, overseeing entry-level hiring nationwide.
Mary Kate's practice focuses on the tax aspects of development and financing for renewable energy projects, including federal tax incentives, tax credit transfers, and tax equity structuring.
Hana has worked on a broad range of matters at the federal and state court level, as well as in arbitration, from pre-litigation strategy to trial. Her experience encompasses disputes involving trademark, trade secrets, arbitral enforcement, consumer class action, employment, mass torts, and breach of contract claims.
Hana also continues to maintain an active pro bono practice at both the national and international level. Prior to Orrick, Hana worked at two large law firms, where she focused on complex commercial litigation, international arbitration, and sanctions compliance.
Ryann's practice focuses on representing foreign and domestic individuals and companies in a broad range of industries in anti-corruption compliance, government investigations, and white collar criminal defense matters. Her experiences include conducting internal investigations and representing companies in investigations by the U.S. Department of Justice and the U.S. Securities & Exchange Commission and working with companies to develop and enhance their corporate compliance programs. She also represents clients in matters involving complex civil and criminal litigation matters. Ryann joined Orrick after completing a one-year fellowship as an Orrick Fellow at ACLU of Northern California.
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