LAWYER PROFILE

Marjan Noor

UK 2026

A&O Shearman

Ranked in 2 practice areas

Life Sciences: IP/Patent Litigation

UK-wide

16 years ranked

Intellectual Property: Patent Litigation

London (Firms)

14 years ranked

About

Provided by A&O Shearman

Practice Areas

Marjan is a partner in the IP group specialising in the life sciences sector. Her expertise in all three areas of patents, SPCs and regulatory law enables her to advise comprehensively on enforcement and defence strategies in this sector.

Marjan graduated with a degree in Medical Sciences and Pharmacology before going on to study law. She speaks extensively on a range of patent and regulatory topics. She is a co-author of the chapter on “Introduction to European Regulatory Rights” in Intellectual Property in the Life Sciences text and a lecturer on Oxford University’s IP Diploma course on the topics of ‘Supplementary Protection Certificates’ and ‘Regulatory Law for IP practitioners’.

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Life Sciences: IP/Patent Litigation - UK-wide

Band 1

Individual Editorial

Marjan Noor is recognised as a highly skilled intellectual property litigator in the field of life sciences, receiving frequent instructions from market-leading clients. She also advises on the regulatory aspects of transactions in the sector.

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Intellectual Property: Patent Litigation - London (Firms)

Band 1

Individual Editorial

Marjan Noor leads complex patent litigation for her high-profile life science sector clients. She is roundly considered one of the finest patent litigators working in biotech and pharmaceuticals today.

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Strengths

Provided by Chambers

Marjan leads the team very smoothly and is respected by all levels of our organisation.
Life Sciences: IP/Patent LitigationChambers Guide to the Legal Profession
Marjan is very collaborative, straight-talking, strategic and careful in her approach.
Life Sciences: IP/Patent LitigationChambers Guide to the Legal Profession
Marjan Noor is the market leading lawyer in my view, she does more high-quality work for big pharma companies in this jurisdiction than anyone else by my reckoning.
Intellectual Property: Patent LitigationChambers Guide to the Legal Profession
Marjan Noor is very smart and user-friendly.
Intellectual Property: Patent LitigationChambers Guide to the Legal Profession