Silicon Valley + 1.650.739.3941

Greg Lanier is an accomplished trial lawyer with more than 30 years experience leading major intellectual property and business disputes for companies around the globe. Greg's experience includes a range of complex technologies, including enzymes, proteins, insulins, drug delivery, software, communications, and semiconductors.

Greg has won jury and bench trials, arbitrations, injunctions, and other major motions and hearing in venues across the United States. He also has personally argued appeals at the Federal, Fifth, and Ninth Circuits and in California's appellate courts. In addition, he has substantial experience in complex litigation matters involving parallel proceedings and investigations across the United States and around the world. Greg regularly advises on IP and litigation issues arising in corporate transactions and internal investigations and has led IP enforcement efforts against competitors and departing employees.

Greg has received significant recognition for excellent client results, being named by the Daily Journal as a "Top IP Lawyer" in California and selected as a "Lawyer of the Week" by The American Lawyer. Greg has been described in IAM Patent 1000 — The World's Leading Patent Professionals as a "charismatic first-chair trial lawyer" and "globe-trotting litigator and consummate counselor." Greg is included in The Best Lawyers in America, recommended by The Legal 500 for patent litigation, and listed in Managing IP and Super Lawyers for IP litigation.

Greg was born and raised in Silicon Valley. He is a member of the Leadership Board of the College of Arts and Sciences of Santa Clara University and has served on the UC Hastings Foundation Board of Trustees.


  • SAP wins summary judgment on Teradata trade secret and antitrust claimsJones Day successfully defended SAP, one of the world's leading producers of software for the management of business processes, against trade secret and antitrust claims in a lawsuit filed in the Northern District of California.
  • NXP litigates against competitor in an 18-patent suit directed to RFID technologyJones Day is representing NXP USA Inc. in a patent infringement lawsuit against its competitor Impinj, Inc. in the Western District of Texas.
  • REGENXBIO wins unanimous award of over $33 million issued against former licensee in AAA arbitrationJones Day, on behalf of REGENXBIO Inc., secured a unanimous final award of over $33 million from a three-member AAA panel following a multi-day arbitration against REGENXBIO's licensee Abeona Therapeutics Inc.
  • SAP defends patent infringement claims involving HANA database management softwareJones Day is representing SAP in a patent infringement litigation brought by a competitor in the Northern District of California.
  • Google defends patent infringement allegations over its Chromecast and Cast technologyJones Day is defending Google LLC in patent litigation brought by Touchstream Technologies, Inc. d/b/a Shodogg in the Western District of Texas.
  • NXP sues Impinj for infringing six patents relating to RFID and wafer-layout technologyJones Day is representing NXP USA, Inc. and NXP B.V. in their enforcement of six radio frequency identification ("RFID") and wafer-layout patents against Impinj, Inc.
  • Ability Opto-Electronics resolves patent infringement dispute relating to computer camera lensesJones Day defended Taiwan-based Ability Opto-Electronics Technology Co., Ltd. in a patent infringement lawsuit filed by its competitor Largan Precision Co., Ltd., in a case relating to optical lens systems for cameras and computers.
  • NXP whittles down competitor's infringement suit involving RFID technology from 26 to four patentsJones Day is defending NXP USA, Inc. in a lawsuit brought by its competitor Impinj, Inc. alleging infringement of 26 patents relating to different aspects of radio frequency identification ("RFID") technology.
  • Google defends patent infringement lawsuits brought by Uniloc relating to Chromecast productsJones Day is defending Google LLC against patent infringement allegations in three lawsuits brought in the Eastern District of Texas by Uniloc 2017 LLC relating to Google's Chromecast products.
  • Google defends patent infringement lawsuits brought by Uniloc relating to YouTube TV and Google Play productsJones Day is defending Google LLC against patent infringement allegations in three lawsuits brought in the Eastern District of Texas by Uniloc 2017 LLC relating to Google’s YouTube TV and Google Play products.
  • Google defends 15 patent infringement lawsuits brought by WSOU relating to multiple productsJones Day is acting as lead defense counsel on behalf of Google LLC in 15 patent infringement lawsuits in the Western District of Texas brought by WSOU Investments, LLC relating to a range of Google's products, including Pixel, YouTube TV, YouTube Music, G Suite, Gmail, and Nest Cam.
  • Adocia prevails in biopharma license agreement dispute in international arbitrationJones Day won a binding arbitration award for French biopharmaceutical company, Adocia S.A., in a license agreement dispute against Eli Lilly and Company.
  • GreatCall wins affirmance of IP defense verdict in trade secret and patent telecom disputeJones Day won in binding arbitration and on appeal for GreatCall, Inc. in IP litigation brought by the company's founders.
  • SAP files DJ action in patent infringement dispute with Wellogix over computer softwareOn behalf of SAP America ("SAP"), Jones Day filed a patent infringement declaratory judgment action involving computer software, which is currently stayed in full pending the conclusion of reexamination proceedings filed by SAP in the USPTO involving the six patents-in-suit.
  • DIRECTV and component manufacturers prevail on summary judgment in patent infringement caseJones Day representing The DIRECTV Group, Inc., as well as numerous manufacturers of components used in DIRECTV's systems, prevailed by obtaining summary judgment rulings holding: (1) that a covenant not to sue between DIRECTV and Global was breached by Global's filing of this lawsuit; and (2) that the component manufacturers did not infringe Global's patents.
  • Google prevails in IPR proceeding by establishing that challenged claims are not patentableJones Day successfully represented Google Inc. before the PTAB in an IPR challenge to an internet-related patent that was also asserted in a district court action by Industrial Quick Search. 
  • SOLiD and Reach obtain jury verdict finding non-infringement in competitor-vs.-competitor patent caseFollowing a seven day trial, a jury in the Northern District of California unanimously found that Jones Day clients SOLiD, Inc. and Reach Holdings LLC did not infringe any claims of a 16-year-old wireless communications patent owned by Corning Optical Communications Wireless Ltd., a subsidiary of Corning, Inc.
  • Japanese multinational electronics manufacturer defeats royalty claims by former licensor of antenna-array technologyJones Day successfully defended a Japanese multinational electronics manufacturer against royalty claims by its former licensor of antenna-array technology.
  • The Nielsen Company obtains preliminary injunctionJones Day obtained a preliminary injunction for The Nielsen Company (US), LLC, NeuroFocus, Inc., and TNC (US) Holdings, Inc. (collectively "The Nielsen Company") against the former chief executive officer of a Nielsen entity.
  • SAP's district court victory affirmed by Ninth CircuitThree months after oral argument, the Ninth Circuit issued an order affirming federal district court judge Phyllis Hamilton's decision to overturn a $1.3 billion verdict against Jones Day client SAP AG in a long-running copyright dispute with Oracle.
  • Seminari e convegni

    • January 28, 2016
      Winning Strategies for Litigating Patent Trials, Northern California Jones Day University
    • September 20, 2013
      How the Business Role Impacts the Attorney-Client Privilege, and Waiver Risks
    • October 14, 2011
      Complex Issues in Complex Cases: A Focus on Damages, Daubert & Ethics
    • June 22, 2005
      Patent Trolls - Myth or Menace?
    • December 7, 2004
      The Government as VIP Protecting Your IP
    • November 30, 2004
      The Government as VIP Protecting Your IP