Chaoxuan Charles Liu
Of Counsel
Dr. Chaoxuan Charles Liu is a litigation attorney in Winston’s Dallas office who focuses on patent litigation. Charles has worked in patent law since 2012 and over the years has acquired significant experience in patent litigation, patent prosecution, and post-grant trials, among other intellectual property areas. Holding a PhD in electrical engineering, Charles is well-versed in a wide spectrum of technical fields and uses his technical expertise to advise clients on patent matters.
Key Matters
Some of the experience represented below may have been handled at a previous firm.
Charles’ notable experience includes the following:
- Helped secure a win for a major welding equipment manufacturer as plaintiff against its competitor in a multi-patent infringement case that led to a consent judgment with a multi-year injunction against the accused products and a substantial settlement payment.
- Helped secure a win for a banking software supplier against a former vendor who sued for ownership of certain banking software and breach of relevant contracts by obtaining a favorable consent judgement where client received software ownership and large settlement amount.
- Obtained early dismissal of a patent infringement suit for a pipe connector manufacturer by preparing strong invalidity grounds in inter partes review (IPR) petitions against patents-in-suit.
- Represented an identity security devices provider as plaintiff in a high-stake patent infringement suit.
- Represented an email security provider in defending a trade secret misappropriation suit.
- Supported an investigation at the International Trade Commission (ITC) for a leading 3D display provider as complainant against its competitor, which led to a favorable final determination that found all patent claims infringed.
- Served as technical lead in multiple IPRs at the USPTO that invalidated all claims asserted in parallel district court litigation.
- Drafted and successfully prosecuted hundreds of high-tech patent applications.