Thomas C. DeFilipps

Mark R.S. Foster is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Mark R.S., who practices law in Palo Alto, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark R.S. is held by other top lawyers in the same geographic and legal practice area.

Dr. Joe Liebeschuetz is a partner in Alston & Bird’s Intellectual Property Patents Group in the Menlo Park office. For the last two decades, Dr. Liebeschuetz has represented biotechnology and pharmaceutical companies in patent matters. He has prosecuted several patents on platform technologies, including humanized antibodies, DNA arrays and transgenic animals, some of which have been widely licensed. He has particular experience in antibodies, having worked with several leading enti...

Rudy Kim is a partner in the Intellectual Property practice of Paul Hastings and is the Chair of the Litigation Department in Palo Alto. Mr. Kim has over 20 years of experience representing clients in high-stakes IP and technology-related litigation involving patent infringement, trade secret misappropriation, and complex commercial claims in federal district and appellate courts, in private arbitration, and before the U.S. International Trade Commission (ITC) and the U.S. Patent and Trademar...

Susan M. Spaeth is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Susan M., who practices law in Menlo Park, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Susan M. is held by other top lawyers in the same geographic and legal practice area.

Magan Pritam Ray is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Magan Pritam, who practices law in East Palo Alto, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Magan Pritam is held by other top lawyers in the same geographic and legal practice area.

Breann Robowski is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax. Breann, who practices law in Palo Alto, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Breann is held by other top lawyers in the same geographic and legal practice area.

Charles H. Packer is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law and Trusts and Estates. Charles H., who practices law in San Jose, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles H. is held by other top lawyers in the same geographic and legal practice area.

Recognized as one of California’s top trial lawyers, Elizabeth focuses her practice on technology, trade secrets, business disputes, and civil rights. She also manages day-to-day operations of the firm. A courtroom veteran, Elizabeth brings keen strategic thinking to every step of litigation. In addition to her trial work, she has handled many sensitive investigations and frequently assists clients in risk management. Clients have described Elizabeth as “an excellent trial lawyer&...

Jessica Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. Jessica, who practices law in Palo Alto, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jessica is held by other top lawyers in the same geographic and legal practice area.

A member of the trial bar for over 50 years, Jim has unparalleled experience and skill in preparing and presenting cases for adjudication – whether by jury, judge, arbitrator, mediator or the parties themselves. He represents Silicon Valley companies with commercial, trade secret and intellectual property issues. Jim also represents individuals in a wide variety of matters, including civil rights actions, employment disputes, family law and criminal defense.