Patent | Fieldfisher
Skip to main content


Intellectual Property rights and patents are becoming increasingly important to the future success of a business. This is especially true in life sciences, technology, telecommunications, IT and new media. Fieldfisher's patent law experts develop long-term strategies to protect their clients' patents.

The services we provide include:

  • Enforcing patents in and out of court
  • Challenging third-party patents and utility models including nullity actions, cancellation proceedings and opposition proceedings
  • Patent validity, infringement clearance searches and freedom to operate opinions
  • Developing and implementing international patent litigation strategies
  • Patent entitlement cases
  • Cases on employee’s remuneration for patented inventions
  • Portfolio evaluations and due diligence
  • Mediation and arbitration proceedings
  • All types of technology transfer agreements, including manufacturing, research and development agreements