Leone Cei

Leone collaborates in the resolution of judicial and extrajudicial disputes, particularly in the field of intellectual and industrial property, with particular reference to the protection of: trademarks and domain names, designs, patents, know-how and software, as well as in the field of anti-counterfeiting.

He also assists in the strategic analysis and due diligence of IP portfolios, including in connection with extraordinary transactions. Finally, he deals with commercial contracts and corporate compliance in relation to intangible assets.

Professional Experience

Leone joined Jacobacci Avvocati in 2023 and has been an associate with the firm since September 2025, working in the Milan office.

He previously worked at a leading law firm in Milan.

Since June 2023, he has collaborated with “Giurisprudenza delle Imprese” in the drafting of the maxims of the judgments and orders issued by the specialised corporate sections of the main Italian courts.

Education and Teaching

Law degree from the University of Milan in 2021.

Professional Affiliations

He has been a member of the Milan Bar Association since September 2025.

Publications and Recognition

Leone collaborates as a writer with SPRINT Soluzioni Editoriali S.r.l., writing articles on current news and in-depth legal topics in the field of intellectual and industrial property.

Recent articles under his name include:

• Trade mark invalidity under Article 19 IPC: Bad faith registration of the sign “TAFFO” (September 17, 2024).
• Setting up a design exhibition: copyright protection (July 2, 2024);
• The dispute between “PECORINO ROMANO” and “CACIO ROMANO”: the Supreme Court rules (February 20, 2024);
• "Protection of the unregistered trademark on Juventus “Be The Stripes” uniform" (January 7, 2025); 
• "Brief reflections on duties and intellectual property protection" (April 29, 2025).

Passions and Interests

Leone has a passion for art, particularly antiques, and a keen interest in politics and the fashion industry.