Gregory J. Leighton

T: (312) 269-5372
F: (312) 980-0754
Representative Matters:
  • Novozymes A/S and Novozymes North America v. CTE Global (NDIL) – obtained ruling of no contempt on behalf of defendant enzyme importer in contempt proceedings involving patents directed to amino acid sequences of thermostable glucoamylase.
  • Search America, Inc v. TransUnion Intelligence LLC (PTAB) – represented TransUnion Intelligence in two Covered Business Method Review proceedings concerning patents for health care financing software.
  • In re Certain Products Containing Sintered Rare Earth Magnets (ITC) – three days before trial, we forced the complainant to withdraw all infringement allegations against our client Beats Electronics in this investigation involving sintered rare earth magnets.
  • Tri-Star Electronics, LLC v. Preci-Dip SA (C.D. Cal.) – won a decisive claim construction ruling leading to a stipulation of non-infringement in favor of our client in a case involving military-grade electrical components.
  • PPS Data, LLC v. The SSI Group, Inc. (D. Utah) – forced a favorable settlement for our client on the eve of the Markman hearing in patent case involving health care billing software.
  • TuitionFund, LLC v. edo Interactive (M.D. Tenn.) – obtained a favorable settlement for our client in patent case regarding customer rebate program technology.
  • Abridge Technology v. Metro PCS Communications, Inc. et al. (E.D. Tex.) – obtained favorable settlement for client against non-practicing entity in patent case involving gift card technology.
  • American Hospital Association v. The SSI Group, Inc. (S.D. Ala.) – obtained a favorable settlement for our client in copyright case involving hospital billing codes.
  • Flava Works, Inc. v. Gunter et al. (N.D. Ill.) – won decisive victory in Seventh Circuit regarding copyright liability for hyperlink posting.
  • The Nielsen Company (US), LLC v. Truck Ads, LLC (N.D. Ill.) – obtained favorable settlement for client on eve of trial in copyright case involving media market maps.
  • Umami Burger Licensing USA, LLC v. Umami Mia Pizzeria, LLC (W.D. Tex.) – obtained favorable settlement for plaintiff in trademark dispute regarding casual restaurants.

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