Patent Litigation
Patent oppositions, revocation proceedings, infringement disputes and appeals involving complex technologies and scientific evidence.
BOUTIQUE LITIGATION · TEL AVIV
Complex IP
Litigation
Legal insight. Scientific understanding. Precise advocacy.
Adi Levit is a boutique litigation firm focusing on complex intellectual property and commercial disputes, with particular expertise in patents, pharmaceuticals and life sciences.
We represent Israeli and international companies before the courts and the Israel Patent Office in matters where sophisticated legal issues intersect with complex scientific and technological questions.
01 / EXPERTISE
Focused on disputes
Focused on disputes
that demand depth
Intellectual Property &
Commercial Litigation
High-stakes disputes at the intersection of intellectual property, commercial law and competition.
Unjust Enrichment, Unfair Competition
& Trade Secrets
Strategic litigation concerning misuse of confidential know-how, market conduct and restitutionary remedies.
Strategic IP Advice
Litigation-led strategic advice where legal positioning, scientific evidence and commercial consequences must be assessed together.
02 / LAW & SCIENCE
When understanding the science is part of understanding the case
Many of the firm’s matters involve pharmaceuticals, chemistry, life sciences and technologies where the evidence cannot be separated from the legal argument.
Our lawyers’ scientific training allows us to engage directly with technical records, work closely with experts and translate complex material into clear litigation strategy.
03 / SELECTED MATTERS
Selected work
A curated view of matters that illustrate the firm’s work across patent litigation, competition, unjust enrichment and complex technology disputes.
FLAGSHIP MATTER
Unipharm Ltd. v.
Unipharm Ltd. v.
Sanofi S.A.
A Landmark Case in Patent Law, Competition and Unjust Enrichment
The proceedings examined the consequences of conduct before the Patent Office and developed important principles concerning competition and restitution following a period of excess exclusivity.
District CourtLiability proceedings
Supreme CourtCA 2167/16
Further HearingFH 5679/21 · 26 Dec 2023 · expanded five-Justice panel · 4–1 majority
Bayer v. Unipharm
Patent opposition concerning crystalline sorafenib tosylate; the application was refused for lack of inventive step and Bayer’s appeal was dismissed.
GlaxoSmithKline — Paroxetine
Patent opposition concerning paroxetine and the “disappearing polymorph” issue, including scientific evidence and disclosure before the Patent Office.
Merck — Fosalan
Patent opposition concerning once-weekly alendronate dosing and inventive step.
Lundbeck — Cipralex
Proceedings concerning patent term extension for escitalopram.
Camtek v. Orbotech
Technically complex patent proceedings outside pharmaceuticals, demonstrating broader technology litigation experience.
04 / TEAMSenior lawyers
Senior lawyers
closely involved
FOUNDER
Adi Levit
Litigator with more than three decades of experience in complex disputes, particularly intellectual property, patent law and unfair competition. He holds degrees in law and life sciences from Tel Aviv University.
PARTNER
Debby Kazis
Partner since 2008, with two decades of experience in complex litigation and a particular focus on patent disputes, pharmaceuticals and life sciences. She holds an LL.B from the College of Management Academic Studies and a B.Sc in Chemistry from the Hebrew University of Jerusalem.
Understand the facts and the science.
Think independently and precisely about the law.
Litigate with a clear focus on the result.
Adi Levit is a boutique litigation firm founded in 2006. The firm deliberately handles a relatively limited number of complex matters at any given time, allowing senior lawyers to remain closely involved from strategy through trial and appeal.