Janet Xiao

Janet Xiao

Education

Nanjing University (B.S.)
Chinese Academy of Sciences (M.S.)
University of California, Los Angeles (Ph.D.)
University of California, Berkeley, School of Law (J.D.)

Bar Admissions

California
U.S. Patent & Trademark Office

Janet focuses her practice on worldwide patent procurement, patent portfolio management, and strategic planning for life sciences companies. Janet’s clients range from large multinational biopharmaceutical companies, such as Celgene and Genentech, to emerging startup companies around the world. She advises her clients on patent matters relating to various technologies, including antibody therapeutics, cell therapeutics, nanomedicine, gene therapy, drug delivery systems, diagnostics, and nutraceuticals.

Recognized by Chambers as being highly sought after for patent prosecution and strategy mandates by innovators from around the world, Janet develops and strengthens her clients’ complex patent portfolios to maximize their commercial value. She is instrumental in developing strategies for multibillion-dollar patent portfolios for pharmaceutical clients. As one client noted to Chambers, “Janet is very knowledgeable and the most efficient attorney with whom I have ever worked. She is able to balance historical knowledge of the portfolio with global prosecution issues.”

Janet works extensively in performing IP due diligence reviews in the contexts of VC investments, technology transactions, mergers and acquisitions, and marketing and manufacturing clearance for biopharmaceutical products. She helps some of the world’s most-sophisticated biopharmaceutical companies and investors assess potential risks and devise preemptive risk-management strategies for their product development and investments. She has led hundreds of IP due diligence projects, and is noted for her in-depth knowledge of patent landscapes in the fields of cancer immunotherapy, gene editing, next-generation sequencing, liquid biopsy, antibody manufacturing, and medical devices. Janet works regularly with patent litigators in the event of legal challenges by third-party competitors or vice versa, and she is frequently called upon to represent clients in litigation and post-grant proceedings.

Janet is the Head of firm’s China Life Sciences Group and served as co-chair of the global Life Sciences Group from 2016 to 2019. She is among the very few IP attorneys in the world who are both equipped with solid skills in global strategic IP management and knowledgeable about IP issues unique to China and Chinese clients, and she has been the go-to counsel for IP issues in U.S./China cross-border transactions and operations in China. Chambers Global praises her as an outstanding IP lawyer “who is renowned for her work on IP issues concerning complex cross-border transactions, where she regularly advises Chinese clients.” In a recent edition of Chambers Global, a client says, “Janet . . . is very experienced in advising life sciences clients doing business in China and the US . . . She is highly responsive and always gives practical advice. Her IP expertise adds tremendous value to our business.”

Since 2005, Janet has been actively involved in the leadership team of the Chinese-American Biopharmaceutical Society (CABS), a nonprofit organization dedicated to bridging the life sciences communities in the U.S. and China, including serving as president for the 2011–2012 term. She is also a member of BayHelix, a nonprofit organization of Chinese heritage leaders in the global life sciences and healthcare fields.

She is ranked as Band 3 on Chambers USA and has been listed every year in Chambers Global since 2014 as a leading IP expert in the United States and a leading IP lawyer in China as an expert based abroad. Chambers Global states that Janet “is recognized for her knowledge of IP law relating to the life sciences arena,” and that she is “held in high regard by sources for her deep understanding of the pharmaceutical and biotech industries.” In a recent edition of Chambers Global, a client remarks, “Janet is a wonderful lawyer. She is very experienced in advising life sciences clients doing business in China and the US. She is highly responsive and always gives practical advice. Her IP expertise adds tremendous value to our business.”

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2019 Chambers USA Top Ranked
Chambers USA 2019
Recognized as Band 3 in life sciences.


Chambers Global 2014-2019
Recognized as a leading IP expert in the United States and a leading IP lawyer in China as an expert based abroad.


Legal 500 Asia-Pacific 2019
Recommended for her Life Sciences expertise in China.


Legal 500 US 2018
Recommended for her Life Sciences expertise in the United States.

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