Matthew Poppe


Silicon Valley

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Matt Poppe is a patent litigation partner in the Silicon Valley office. He also handles other intellectual property and commercial litigation, including trade secret, trademark, breach of contract, and false advertising disputes. Matt is currently serving as President of the Santa Clara County Bar Association.

Matt is a patent litigator focusing on computer networking, data storage, and Internet technologies. He has first-chair trial experience in both patent and commercial cases, and has been successful obtaining many pretrial dismissals and settlements as well. Key clients include EMC (now part of Dell Technologies), eBay, Baidu, Brocade, and Varian Medical Systems.

Matt is President of the Santa Clara County Bar Association, a 99-year-old organization with 2,400 members.  He chairs the Board of Trustees and Executive Committee, and serves on several other committees as well. Matt is overseeing several strategic initiatives of the SCCBA and authors a monthly "President's Message" in the San Francisco Daily Journal. Matt is also a board member and past co-chair of the Campaign for Legal Services, a charity that raises funds and distributes them to eight local pro bono agencies in order to boost their ability to assist the needy.

Matt has been listed as a Northern California Super Lawyer every year from 2012-2016.

The following are some of Matt's notable cases.


  • EMC Corporation. Matt has represented EMC in patent cases related to data storage technology, including an ongoing case against competitor Pure Storage, Inc. in the District of Delaware.
  • Varian Medical Systems, Inc. Matt has represented Varian in patent cases related to imaging systems for radiation therapy.
  • Brocade Communications Systems, Inc. Matt has represented Brocade and its subsidiary, Foundry Networks, in several multi-patent suits against Nortel, Alcatel, Enterasys, and A10. The patents related to computer networking, server load balancing, and VoIP technologies.
  • Nanya Technology Corp. Matt represented Nanya in an ITC proceeding and related district court patent suit filed by Elpida Memory, Inc. The matter settled pending Commission review of the ALJ's initial determination, reached after a full hearing on the merits. The six patents-in-suit related to DRAM technology.
  • Nikko Materials USA Inc. v. R.E. Service Co. Matt represented Nikko's subsidiary JJA in this patent case in the Northern District of California. JJA won a jury verdict of willful infringement on its patent, while RES's patent counterclaims were dismissed on summary judgment. The patents related to copper foil laminate technology used in manufacturing multilayer printed circuit boards.

Trade Secrets

  • Brocade Communications Systems, Inc. v. A10 Networks, Inc. Matt represented Brocade in a trade secret and patent action that it filed against A10 Networks. The case, which related to computer networking and server load balancing technology, resulted in a substantial judgment in Brocade's favor after a jury trial.
  • Silvaco Data Systems v. Intel Corp. Matt represented Intel in this lawsuit accusing Intel of misappropriating trade secrets allegedly contained in commercial software that Intel had purchased from a third party. The trial court dismissed Silvaco's claims on summary judgment and the decision was affirmed on appeal. Silvaco Data Systems v. Intel Corp., 184 Cal. App. 4th 210 (2010).
  • United States v. McDowell. Matt represented Applied Materials in connection with this criminal case in the Northern District of California in which the defendants were convicted of crimes relating to the misappropriation of Applied's trade secrets relating to semiconductor manufacturing equipment.
  • Collagen Corp. v. Matrix Pharmaceuticals, Inc. Matt represented Matrix Pharmaceuticals in this trade secret action involving a process for manufacturing collagen for pharmaceutical purposes. The case settled shortly before trial in Santa Clara County Superior Court.

Licensing Agreement and Other Contract Disputes

  • Flextronics v. ICU Medical. Matt represents Flextronics in this arbitration proceeding and related state court action, in which each side charges the other with breaches of a design services agreement.
  • Ho v. Hsieh and HHI v. Chung. These cases involved a dispute between family members and business partners related to the operation of a golf course. Matt inherited the cases after his clients had suffered losses at the trial court level. Matt obtained appellate reversals in each case, with one resulting in a published decision. Ho v. Hsieh, 181 Cal. App. 4th 337 (2010).  Trial proceedings on remand secured an improved result for his clients.
  • Lollicup v. Vigour Pak. Matt has represented Vigour Pak, a Taiwanese company, in a contract and trademark dispute against a U.S. competitor in the Central District of California.
  • Ion Beam Applications, Inc. v. Outrigger Systems, Inc. Matt represented Outrigger Systems in this contract action involving disputed ownership of software that Outrigger had developed.
  • LHS v. Pacific Bell Wireless. Matt represented PBW (later called Cingular Wireless, and now AT&T) in this license dispute. In 2001, PBW defeated LHS’s claims at an arbitration hearing and obtained a multimillion dollar award on its counterclaim.

False Advertising

  • Acer, Inc. Matt represented Acer in a class action false advertising case filed in the Southern District of Florida relating to notebook computers. The case was brought to a speedy, satisfactory conclusion.
  • Rumbaugh v. Pacific Bell Wireless. Matt successfully defended PBW against this consumer class action, which settled after the trial court refused to certify a class and the decision was upheld on appeal.
  • Veloff v. Pacific Bell Wireless. Matt obtained a dismissal of this false advertising case on demurrer and the ruling was affirmed on appeal.

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