Walker Stevens Cannom Yang LLP

Hannah Cannom

David is a person who does things.

Hannah Cannom

Hannah represents companies in intellectual property and business disputes, with an emphasis on patent, trademark, and trade secret litigation, and advises clients regarding intellectual property issues and transactions.

Hannah has extensive litigation and appellate experience in California and federal courts.  Hannah has also represented companies in managing their intellectual property portfolios and performing audits and diligence of intellectual property in corporate transactions.

Prior to co-founding the firm, Hannah was a senior litigator with Milbank, Tweed, Hadley & McCloy’s Intellectual Property Group. At Milbank, Hannah was on the legal team that represented Apple Inc. in connection with its defense jury verdict in NetAirus Technologies, LLC v. Apple Inc., selected by the Daily Journal as one of the “Top Defense Verdicts of 2013.” Hannah graduated with honors from the University of Pennsylvania and earned her J.D. from the University of California, Los Angeles, in the Program in Public Interest Law and Policy. At UCLA, Hannah spent a semester as a legislative extern for the California Senate Majority Leader, Senator Gloria Romero, and also completed a judicial externship with the Honorable Margaret Grignon of the California Court of Appeal, Second District.

Prior to law school, Hannah taught high school special education through Teach for America. Hannah is active with the ACLU of Southern California, and serves on its Foundation Board. At Milbank, Hannah partnered with the ACLU on numerous pro bono cases, and in 2008 was awarded a Freedom of Expression Award for her contributions. Hannah was also recognized as a Los Angeles Super Lawyer “Rising Star” in 2012, 2013, 2014, 2015 and 2016. Hannah is licensed to practice in California, as well as before the United States District Courts for the Central and Northern Districts of California, the Federal Circuit, the Ninth Circuit, and the U.S. Supreme Court.


(213) 337-9972


University of California, Los Angeles, School of Law, J.D., 2006

University of Pennsylvania, B.A. with honors, 2000


2012-2016 Los Angeles Super Lawyer “Rising Star”

Prior Affiliations

Milbank, Tweed, Hadley & McCloy LLP