Winning Complex Patent Cases 

At Leo, we don’t just handle cases—we win them. Our proven track record of securing victories in high-stakes, complex patent matters sets us apart as a global leader in patent law.

From the moment you engage with us, our experienced team delivers strategic, results-driven solutions in European Patent Prosecution, EPO Opposition, Unified Patent Court (UPC) Litigation, and Global Patent Strategy and Management. Below, discover how our relentless focus on winning drives success for our clients.
 
European Patent Prosecution

Our focus is drafting strong, enforceable patents for our clients before the European Patent Office (EPO) taking into account the United States Patent and Trademark Office (USPTO) requirements. Our prosecution team’s expertise ensures success in securing robust allowance before the EPO. Our services include:

• Drafting and filing patent applications that maximize claim scope and withstand EPO and USPTO scrutiny.
• Overcoming Objections: responding to EPO office actions with persuasive arguments.
• Strategic Portfolio Building: Crafting divisional applications and claim strategies to comprehensive protection aligned with your business goals.
• Leveraging deep technical knowledge in fields like biotechnology, pharmaceuticals, medical devices, and mechanical engineering to win patents for cutting-edge inventions. Our decades of experience ensure we develope the patents that drive your success in the European market.
   
  EPO Opposition

When it comes to EPO oppositions, we win, whether challenging competitors’ patents or defending your own.

We deliver vicotories in the high-stakes proceedings. Our services include:

• Filing targeted oppositions to revoke or weaken competitors’ patents, securing your market position.
• Defending your patents against opposition attacks, preserving their scope and enforceability.
• Excelling in EPO oral hearings with compelling advocacy, winning favorable rulings from Opposition Divisions.
• Appealing before the EPO Boards of Appeal through meticulous preparation and persuasive argumentation.

Our success rate in EPO oppositions reflects our commitment to winning outcomes that protect your rights and market.
 
Unified Patent Court (UPC) Litigation

In the Unified Patent Court (UPC), we handle cross-border patent disputes . Our services include: 

• Winning Infringement Cases: In collaborating with National Lawyers, we secure injunctions, damages, and other remedies through aggressive enforcement of your patents in UPC proceedings.
• We invalidate: we challenge or defend patent validity, winning outcomes that strengthen your portfolio or neutralize infringement threats.
• Cross-Border Success: we coordinate multi-jurisdictional strategies to win parallel disputes. 
   
  Global Patent Strategy and Management
  We win long-term value for your intellectual property through comprehensive global patent strategies.Our services include:
• Portfolio Growth: Designing and executing filing strategies to secure strong patents in key jurisdictions, including the U.S., Europe, and Asia.
• Successful Due Diligence: Conducting IP audits by identifying opportunities and mitigating risks in mergers, acquisitions, and licensing.
• Global Coordination: Managing prosecution, enforcement, and disputes across jurisdictions to deliver consistent outcomes.
   
  Why We Win

Our firm’s commitment to winning complex, high-stakes patent cases is built on decades of experience, technical mastery, and an unwavering commitment to client success. We combine strategic insight, legal research, working nights and days, and expertise to deliver victories that protect your rights.

Partner with us to experience the confidence of working with a team that is commited to winning.