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Minneapolis Law Firm


Intellectual Property Litigation


Oppenheimer’s IP Litigation attorneys frequently represent plaintiffs and defendants in patent infringement and complex trademark litigation matters. 


Recent Experience
Our IP Litigation Team: 
  • Has recently implemented an innovative and aggressive brand protection strategy wherein we monitor competition to identify trademark infringement and, in most instances, successfully stop competitor infringement through pre-suit settlement agreements
  • Obtained a landmark ruling in United States District Court extending the Noerr-Pennington doctrine to protect from liability cease and desist letters regarding trademark infringement
  • Successfully tried Lanham Act false advertising claims in a two-month trial obtaining a complete victory for our client
  • Successfully recovered a client’s domain name through the dispute resolution process of Nominet, the .uk domain Registry
  • Obtained early dismissal for our client, a website host, from patent infringement litigation
  • Has handled cases involving diverse industries and a wide range of technologies, including:     
  • Medical Devices (air way maintenance and air way clearance devices; surgical laser technology used in real-time conjunction with MRI imaging; vascular sealing)
  • Commercial Products (air filter monitors; beverage dispensers; irrigation controllers; wireless sensor monitoring technology)
  • Consumer Products (water filtration and purification products; air mattress and pump control technology)

    Intellectual Property Litigation Team
    Client List
    Key Professional MediaNorthern ToolSelect Comfort
    Toro     TravelersUnitedHealth Group
    Attorney Contacts
    Andrew Hansen Edward Laine 
    All Practice Areas