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Rafi Allos



Allos Rafi
Rafi Allos



Rafi specialises in life sciences patents litigation and advising clients on regulatory issues in the life sciences sector. Rafi's patent litigation experience includes both representing clients in U.K. proceedings and assisting clients with multi-jurisdictional proceedings and preparation for potential litigation. In addition, Rafi has a particular interest on the interplay between life sciences regulatory issues and patent litigation and in regulatory exclusivities.

Rafi has spoken on life sciences regulatory matters at the Pharmaceutical Law Academy in Cambridge from 2014 to 2017. He has been recognised since 2017 as a "rising star" in the Patents section of Managing Intellectual Property's IP Stars and as a Next Generation Lawyer/Rising Star in Legal 500 (both in Life Sciences and Healthcare and in Patents). Rafi was also awarded a European Rising Star Award in the Life Sciences and UK categories in the Euromoney LMG Europe Rising Star Awards 2019.

Related articles

A businessman signing a contract

Publications: 14 March 2022

Podcast: Strategies when litigating divisional patents

Why are divisional patent applications important to consider when litigating a parent patent?

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Blog Post: 22 February 2022

Neurim v Mylan: no issue estoppel on divisional arises but English court takes practical case management approach to avoid re-trial

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Blog Post: 02 December 2021

Thaler v Comptroller General of Patents, Trade Marks and Designs: Court of Appeal Judgment on Machine Inventors

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Blog Post: 04 November 2021

European Commission unveils surprise amendment to In Vitro Diagnostics Regulation

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Experience highlights



Allen & Overy LLP
One Bishops Square
E1 6AD

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Solicitor-Advocate (Higher Courts Civil Proceedings), 2018

Admitted as solicitor, England and Wales, 2013 


BA (First Class Hons), Jurisprudence (Law), University of Oxford, 2009

Postgraduate Diploma in Intellectual Property Law and Practice (Distinction), University of Oxford, 2014

Other noteworthy experience


  • Global pharmaceutical company on innovator patent disputes in multiple jurisdictions involving its blockbuster monoclonal antibody drug.
  • Global pharmaceutical company on the defence of its blockbuster small molecule drug against generic competition in the UK.
  • A European pharmaceutical company on its patent litigation strategy, co-ordinating six European jurisdictions.
  • LEO Pharma on the defence of its patents on Dovobet® (calcipotriol/betamethasone ointment) for the treatment of psoriasis.
  • Various life sciences companies on regulatory matters including on data exclusivity issues; routes for obtaining marketing authorisations; biosimilars; the regulation of clinical trials; compassionate use programmes; paediatric rewards; SPCs; parallel imports; the Specific Mechanism; borderline products; and the medical devices regulatory regime.