Lassi works in our IP, Data & Technology group, specialising in intellectual property rights.
Lassi works on a broad range of IP assignments, representing clients in related litigation and pre-litigation conflict management investigations, as well as managing intellectual capital protection strategies, licensing, transactions and contractual assignments.
Lassi’s expertise focuses particularly on trademarks, patents, utility models, employee inventions, inventions made at higher education institutions, copyright, company names, domain names and protection against unfair business practices. He also has strong expertise in technology law.
Lassi regularly participates in drafting contracts for research and product development projects, and in negotiations, where, in addition to intellectual property rights, numerous issues related to the utilisation of data and artificial intelligence are addressed.
Lassi is also responsible for our anti-counterfeiting practice, handling customs applications and customs seizures, and providing strategic advice on these matters.
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Examples of Lassi’s recent experience include:
- assisting IP-Agency Finland Oy, a direct-to-consumer e-commerce company and brand house, in intellectual property matters
- assisting Loihde Oyj, a provider of comprehensive security solutions for businesses, in the acquisition of BLC Turva Oy
- advising alcoholic beverage manufacturer Oy Shaman Spirits Ltd in registration, opposition and contractual matters under trademark law
- advising Oy Redox Ab, a manufacturer of high-quality chemical products for sports, in trademark registration and opposition matters
- successfully defending the registration and use of the Lutakon Lady auxiliary company name in the Market Court
- advising Icare Finland Oy in IP matters, including defending them
- representing companies in patent infringement and invalidation proceedings
- drafting of employee invention processes and providing legal advice on employee inventions to globally operating companies
- advising VMP Oyj when it changed its name to the present Eezy Oyj and its brand from VMP to EEZY
- advising clients in domain name and website matters related to unfair business practices (e.g. UDPR procedures)
- representing Finnish and overseas clients in trademark registration and trademark opposition, annulment and invalidation proceedings in the EUIPO, the Finnish Patent and Registration Office, the General Court of the European Union and the Court of Justice of the European Union.
- Kivi-Koskinen & Lepistö: Työsuhdekeksinnöt, työsuhde- ja korkeakoulukeksintölainsäädäntö (Employee inventions, legislation on employee inventions and inventions made at higher education institutions). Alma Talent 2019
- Sweet & Maxwell: International Intellectual Property Litigation (chapter on Finland, edn 33-38) (co-author: Hanna-Maija Elo, Lassi Lepistö)
- KauppakamariTieto: Ulkomaankaupan perustieto ja asiakirjat (B4-osion päivitys, Tuotteiden ja nimien suoja, 2017) (Basics and documents of foreign trade, update of part B4, Protection of products and names, 2017)
- INTA Enforcement – An International Litigation guide (chapter on Finland, 10/2016) (co-author: Hanna-Maija Elo, Lassi Lepistö)
- WTR 1000 2026 Bronze-star and Recommended in Transactions in Finland
"Reinforcing the firm’s excellence in combating counterfeits is Lassi Lepistö. Adept at handling each phase of the prosecution process with ease, he meticulously conducts early-stage assessments and effectively represents clients in high-stakes proceedings. The pair is highly sought after by the sports, entertainment, and technology sectors." - IAM Patent 1000 2025, Silver band – Individuals: litigation in Finland
"With expertise in patents, trade secrets and employee invention matters, Lepistö is the go-to for patrons of all sizes, helping them develop safeguarding strategies, enforce rights and elevate their assets. A testament to his expertise, he has co-authored Employee Inventions – legislation of employee invention and inventions made at higher education institutions. Lepistö and Von Koch join forces to assist Sensire, a Finnish high-tech company specialising in IoT-based environmental monitoring for the food industry and cold-chain logistics. The pair handle a spectrum of IP matters, including establishing employee invention policies, managing related contracts and securing patents for Sensire's innovative monitoring technology. Lepistö also often teams up with Sampo Ylätalo. They are regularly called on by VTT Technical Research Centre of Finland, one of Europe's largest research organisations. The duo assists VTT with the full spectrum of patent prosecution, including transactional assignments." - WTR 1000 2025 Bronze-star and Recommended in Transactions in Finland
"Leading the firm’s efforts in anti-counterfeiting procedures, Lepistö handles every phase of the trademark life cycle from conducting assessments to leading enforcement actions and handling commercial mandates." - Tiina Ashorn and Lassi Lepistö offer timely and very practical and strategic-oriented advice. We have always been satisfied with their service and they are always available and eager to help. - Legal 500 EMEA 2024
- IAM Patent 1000 2024, Gold band – Individuals: litigation in Finland
The set’s bench of expert litigators includes department head Petteri Häkkänen and Lassi Lepistö. ... Lepistö is a go-to for those seeking to monetise their IP rights and keep infringers at bay. Utilising his in-depth knowledge of employee invention matters, he has authored a book on the topic. Joining forces with Pudas and Von Koch, the ensemble assists Coolbrook, a Finnish-Dutch clean technology company, across each stage phase of the patent life cycle. - WTR 1000 2024 Bronze-star in Finland
Lassi Lepistö has made a name for himself as a go-to across the contentious/non-contentious divide. He is highly sought after by those in the consumer goods, automotive and technology sectors. - Rising star 2019-2023 (Managing IP’s Rising Stars list during the period of 2019-2023)
- IAM Patent 1000 2023, Gold band – Individuals: litigation in Finland
Joining his peers in the guide this year, litigation maverick Lassi Lepistö is a go-to for big-ticket litigation and commercial disputes. Alongside Von Koch, Lepistö supports tech company Sensire with its patent portfolio and in employee invention matters. - WTR 1000 2023 Bronze-star in Finland
Senior associate Lassi Lepistö bolsters the team, demonstrating talent across the board, but surpasses expectations in his handling of anti-counterfeit matters and stringent customs surveillance. - WTR 1000 2022 Bronze-star in Finland
Versatile operator Lepistö enjoys a relatively broad practice, but shines brightly when taking the lead on anti-counterfeiting matters. - WTR 1000 2021 Bronze-star in Finland
The versatile Lepistö comes in for lavish praise: “He provides excellent guidance, especially in prosecution and opposition, in a professional and timely manner, while making a conscientious effort to follow up where necessary. The results he brings about are excellent too.” - Managing Intellectual Property IP Stars, Patent Editorial 2017 – "a rising star"
- Eversheds Attorneys Ltd., Senior Associate, 2019-
- Eversheds Attorneys Ltd, Associate, 2015–2018
- Attorneys JB Eversheds Ltd, Legal Trainee, 2014
- Attorneys-at-Law Juridia Bützow Ltd, Legal Trainee, 2013–2014
- Bützow Attorneys Ltd, Legal Trainee, 2012
Positions of trust:
- Member of the Board of the Finnish Anti-Counterfeiting Group, 2017–2021
Memberships:
- Finnish Bar Association
- Association of Finnish Lawyers
- Finnish Anti-Counterfeiting Group
- Finnish Association for Industrial Property Rights
- Finnish AIPPI Group
- Finnish Fashion Law Association
- Attorney-at-Law, 2019
- Licenced Legal Counsel, 2016
- Master of Laws, University of Turku, 2014
- Diploma in Studies Programme in Innovation and Communications Law (ICL), 2014
- Exchange student, University of Sheffield, 2012-2013