Photo of Graham (Gray) M. Buccigross

Graham (Gray) M. Buccigross

Del Mar
T: 858.720.7427
F: 858.847.4898


  • J.D., Harvard University, 2004, cum laude
  • B.S., Biology, University of California, San Diego, 2001, summa cum laude
  • California
  • United States Patent and Trademark Office
  • United States Court of Appeals for the Federal Circuit
  • United States District Court, Northern District of California
  • United States District Court, Southern District of California
  • United States District Court, Central District of California
Publications & News

Graham (Gray) M. Buccigross is an attorney in Sheppard Mullin’s Intellectual Property Group. He graduated from Harvard Law School with honors, and is registered to practice before the United States Patent and Trademark Office. In 2014 he was elected by his peers as a 2014 Southern California Superlawyer, and in 2013 as a San Diego Superlawyer. He has extensive intellectual property litigation, general litigation, and transactional experience.

Areas of Practice

Mr. Buccigross litigates a variety of intellectual property related issues. He has extensive patent litigation experience in particular. The patent litigations have involved diverse subject matter, including telecommunications, computer hardware and software, business methods, life sciences, surgical devices, and mechanical devices. He also provides freedom-to-operate opinions and conducts intellectual property due diligence.

Additionally, Mr. Buccigross handles a variety of contractual issues, including preparing agreements such as patent licenses, software licenses, software-as-a-service agreements, technology transfer agreements, and non-disclosure agreements.

Prior to joining the firm, Mr. Buccigross was an associate in Morrison & Foerster LLP’s litigation department. There, besides litigating patent infringement cases, his practice encompassed trade secret/unfair competition litigation, contract litigation, employment litigation, and securities litigation. 

Mr. Buccigross graduated with honors from Harvard Law School, where he received an award for his brief writing. He received his B.S. in Biology from the University of California at San Diego, with highest honors. While there, he completed substantial coursework in computer science, advanced mathematics, physics for engineers, and electrical engineering.

  • Southern California Super Lawyer, 2014
  • San Diego Super Lawyer, 2013, 2015
  • La Mancha Pro Bono Attorney of the Year, Casa Cornelia Law Center, 2013
  • Sheppard Mullin's Bob Gerber Pro Bono Attorney of the Year Award, 2013
  • Top Young Attorneys, 2010

Representative Litigation

Intellect Wireless v. HTC. Representing HTC Corporation and HTC America, Inc. in a two-patent lawsuit in the Northern District of Illinois relating to multimedia messaging service (MMS). Obtained judgment of unenforceability of both patents due to inequitable conduct, following a four-day bench trial. Affirmed by the Federal Circuit. Currently pursuing award of attorneys' fees.

Intellect Wireless v. HP/Palm. Representing Hewlett-Packard and Palm in a two-patent lawsuit in the Northern District of Illinois relating multimedia messaging service (MMS).

Wi-LAN v. Alcatel et al. Represented HTC Corporation and HTC America, Inc. in a multi-patent lawsuit relating to 3G cellular technology, including HSDPA, HSUPA, and HSPA. After a six-day jury trial, obtained a complete defense verdict that HTC did not infringe the asserted patents and all of the asserted claims were invalid as anticipated and/or obvious.

Wi-LAN v. Apple et al. Represented HTC Corporation and HTC America, Inc. in a multi-patent lawsuit in the Eastern District of Texas relating to Wi-Fi, Wi-MAX, LTE and CDMA2000 (EVDO Rev. A) technologies. Settled favorably.

NYKO Technologies, Inc. v. Performance Designed Products LLC, Eveready Battery Co., Inc. and Energizer Holdings, Inc. Representing defendants in two patent lawsuits relating to chargers for wireless video game controllers. Obtained summary judgment of invalidity due to on-sale and public use bars. Currently on appeal.

Innovative Biometric Technology, LLC v. Lenovo (United States), Inc. et al. Represented Lenovo in a patent infringement suit involving accessing computers through biometric validation. Settled very favorably after defendants filed a motion for summary judgment of noninfringement and invalidity.

Quantum Corp. v. Riverbed Technologies, Inc. Represented plaintiff and cross-defendant Quantum in multiple patent infringement lawsuits against Riverbed regarding data storage products that utilize data de-duplication technology. The matters were resolved in a very favorable global settlement for Quantum.

Telarix, Inc. v. Vero Systems, Inc. Represented defendant in a patent infringement suit regarding software for least-cost routing of international telephone calls. Settled very favorably.

Trimble Navigation Ltd. v. RHS Inc. et al. Represented defendant Hemisphere GPS in a patent infringement involving automatically steering agricultural machinery using GPS technology. Prevailed on motion for summary judgment of noninfringement.

Regents of the University of California v. Monsanto Corp. Represented the Regents in patent litigation against Monsanto leading to a settlement of more than $200 million for patents covering recombinant bovine growth hormone.

Nichols Institute Diagnostics, Inc. v. Scantibodies Clinical Laboratory, Inc. Represented Scantibodies in patent litigation involving parathyroid hormone assays, and obtained jury verdicts of invalidity and noninfringement, and a finding of anticipation by the Federal Circuit. 

[Case name intentionally omitted.] Represented an aerospace manufacturer in a trade secret matter filed against a former employee and his subsequent employer – a primary competitor. Obtained computer forensic evidence that the employee stole trade secrets. When confronted with this evidence, the employee fully admitted wrongdoing.