Propriété Intellectuelle

Our Practice

At the forefront of IP law and practice for more than 35 years. Consistently involved in many of the leading IP cases and transactions. Over 70 lawyers in Europe, Asia and the Middle East. A full service IP practice providing clients with an unparalleled level of expertise and service:

"The results achieved for us really are as good as it gets. I cannot recommend the firm enough." "What I like about the lawyers is that they are pragmatic and very good with the technical legal aspects. They are also very good at getting input from the client to achieve solutions." "Quick to grasp our needs as a client and can cater to us in any jurisdiction, whether it has an office there or not." Chambers Global 2012

  • lawyers widely recognised as leading practitioners in their fields by leading directories with a reputation for ‘cutting-edge advice’, ‘superb client service’, ‘meticulous’, 'exceptionally clever’ and including the ‘greatest patent litigator around’
  • industry expertise and focus, in particular in life sciences, TMT (including chemicals and engineering), consumer goods, financial institutions, transport and energy
  • highly experienced in managing multi-jurisdictional litigation, strategy and negotiations.


Abercrombie & Fitch

  • our pan-European team led a successful anti-counterfeiting campaign for this well known brand

Aquascutum Limited

  • acting for this leading luxury goods company in the enforcement and protection of its trade mark rights in Hong Kong and China. In particular, filing a number of oppositions for the client at the PRC Trade Marks Office in order to prevent the registration of objectionable marks in a range of classes

Aspinal of London

  • assisting this distinctive leather goods retailer in protecting its designs and confidential information

Bacardi-Martini Group

  • advising extensively in connection with the protection of its portfolio of world famous brands of alcoholic beverages including BACARDI rum, MARTINI vermouth, BOMBAY SAPPHIRE gin and DEWAR’s whisky in many countries of the world

Bayer Healthcare/Bayer Schering Pharma

  • acting in relation to various patent litigation proceedings internationally

Becton Dickinson and Company

  • advising this medical equipment and pharmaceutical products company on the licensing of its PRC trade mark portfolio

Capita Group

  • managing the trade mark portfolio of the UK’s leading outsourcing company and advising on a range of related issues


  • Advising in relation to trade mark management matters in Europe

Confidential clients

  • assisting several clients to react urgently when software and data have been stolen or misused by former staff, including by obtaining a range of interim injunctive measures

Conor Medsystems Inc

  • advised in the successful patent revocation action, and appeal, against Angiotech Pharmaceuticals Inc relating to medical devices (settled before House of Lords appeal)


  • advised in patent validity and infringement litigation against Edwards Life Sciences relating to catheter-delivered heart valve technology

DivX Inc

  • advised in its pan-European border detention and anti-counterfeiting programme, preventing unlicensed product from entering the European market

English National Ballet

  • acting for one of the world’s leading ballet companies on a pro bono basis


  • acted in several successful patent actions concerning mechanical engineering such as paper trimming machinery, grain roller mills, roofing technology and agricultural machinery


  • acted on the US$2.1bn licensing deal with GlaxoSmithKline for the exclusive global co-development and commercialisation of Genmab’s fully human monoclonal antibody. This is one of the largest licensing deals involving the life sciences sector in the world to date


  • advised on the establishment of a multi million dollar R&D centre in China

Harley Davidson

  • advised this well known company in protection against counterfeiting, grey market goods and dilution of the exclusivity and distinctiveness of its brand

Her Majesty’s Government

  • advised on the establishment of the UK’s Energy Technologies Institute, a £1.1bn PPP including some of the world’s leading energy companies

HFC (part of the HSBC group)

  • managing this banking client's extensive portfolio of trade marks and domain names and advising in connection with various related trade mark and domain name issues


  • advised on the IP issues in the development with Microsoft of HMV’s online jukebox which  allows HMV customers to find, buy, enjoy and manage their music online

Hugo Boss

  • assisting in the protection of its famous stable of brands, such as BOSS, HUGO and BALDESSARINI against counterfeiting, importation of grey goods and the dilution of the exclusivity and distinctiveness of its brand

International Cricket Council

  • advising extensively in connection with various licensing agreements in relation to logos in connection with the clients' events and international trade mark registration services

Kraft Foods

  • successfully acting in relation to various patent, trade mark and copyright matters


  • advising in relation to their anti-counterfeiting campaign in Hong Kong and China. We also handle Lacoste’s trade mark and design prosecution in Hong Kong concerning the “crocodile” device

LEO Pharma

  • successfully acting on patent litigation proceedings relating to LEO's patent for a new crystal form of vitamin D (at first instance and on appeal), including obtaining an interim injunction (upheld on appeal)


  • successfully advised in the appeal to the House of Lords in the Escitalopram case, a case currently being litigated in many countries

Major pharmaceutical company

  • advising on non-infringement and revocation claims made by generics company in relation to a portfolio of patents protecting a blockbuster chemotherapy drug

Major telecoms manufacturers

  • advised on patent infringement and essentially issues relating to 2G/3G mobile phone technology including in UK court proceedings, licensing of essential IPR on FRAND terms and joint ownership of IPR

Metro-Goldwyn-Mayer Studios Inc

  • advising in connection with Company Names Adjudication actions and in relation to IP rights generally and in particular in connection with the JAMES BOND suite of marks

MTV Networks

  • advising in relation to trade mark matters including in relation to the recovery of domain name for Comedy Central

NTT DoCoMo Inc

  • advising this major Japanese mobile telecommunications client in relation to a range of trade mark issues on an international basis

Reebok International Ltd

  • advising this major international sportswear brand on a range of trade mark matters and connected issues, including anti-counterfeiting, parallel imports, clearance and protection of trade marks and advertising and promotional issues


  • advised, on a variety of issues, including copyright levies, patent litigation and trade mark issues relating to Flash memory data storage products

The Coca-Cola Company

  • advising extensively in relation to trade mark clearance, infringement and disputes, anti-counterfeiting and parallel imports

Theravance Inc

  • advising in connection with international trade mark clearance and handling registration of new pharmaceutical product brand names and promotional messages internationally

Virgin Media

  • advised in its high profile victory in the English High Court against Gemstar TV-Guide International, the patent licensing/assertion company in the field of Electronic Programme Guides (EPGs)

Watson Wyatt

  • advising on their international requirements in trade mark matters, including in relation to new brand clearance, applications for CTMs and resolving conflicts with third party brands

Wipro Limited

  • representing this leading provider of integrated business, technology and process solutions in appeal court proceedings and successful settlement negotiations arising out of a trade mark dispute in Germany

WL Gore & Associates Limited

  • advising on various trade mark prosecutions and anti-counterfeiting in a number of countries


Awards & Accolades


  • winner of Global Pro Bono Award 2015
  • named IP Law Firm of the Year at the Euromoney LMG Life Sciences Awards 2015
  • winner of Lawyer Monthly at the Legal Awards 2015


  • named European Life Sciences Firm of the Year at the Managing IP Global Awards 2014


  • named EU Trade Mark and Design Team of the Year at the Managing Intellectual Property Global Awards 2013
  • “a long standing reputation for the quality and reach of its patent litigation work” Chambers 2013


  • shortlisted for TMT Team of the Year for our with work with Samsung at the British Legal Awards 2012
  • awarded Netherlands IP Law Firm of the Year at the Annual Managing Intellectual Property Awards 2012
  • nominated in the areas of IP at the Top Legal Awards 2012
  • shortlisted in at the ALB Hong Kong Law Awards 2012: Intellectual Property Law Firm of the Year
  • awarded the Legal Business Energy and Natural Resources Team of the Year 2012 for our role in advising MVV Umwelt on an energy-from-waste project that will see the German waste management company build a facility on Ministry of Defence owned land in Devon. The organisers said the award was given for the ‘demonstrated real strength and commitment in the energy and resources sector’ and described it as a ‘trailblazing matter that has significantly affected the market’
  • "This is a firm that is very mindful of its clients' time. Highly efficient." Chambers UK 2012
  • Simmons & Simmons offers a one-stop shop service for brand management, trade mark advice, filing and litigation… the firm serves household names such as Bayer, Samsung Electronics and Coca-Cola. Chambers UK 2012
  • the team is highly recommended for soft IP matters, with David Stone giving ‘unwavering commitment to client service’. UK Legal 500 2012


  • awarded European Law Firm of the Year for Life Sciences and Contentious IP (Netherlands) at the Managing Intellectual Property (MIP) Global Awards 2011


  • awarded Life Sciences Law Firm of the Year at the DealMakers Global Awards 2010
    awarded Private Practice of the Year (International) at the Intellectual Property Magazine Awards 2010
  • winner of Corporate Social Responsibility Initiative of the Year at the Intellectual Property Magazine Awards 2010
  • awarded Intellectual Property Law Firm of the Year United Kingdom in the Finance Monthly LAW Awards 2010
  • awarded Intellectual Property Advisory Excellence in England in the Corporate International Magazine's inaugural Global Awards 2010
  • shortlisted for Innovation of the Year in the Intellectual Property Magazine Awards 2010
  • shortlisted for Pharmaceutical Team of the Year in the Intellectual Property Magazine Awards 2010
  • shortlisted for UK - Patent contentious in the Managing IP EMEA Awards 2010
  • shortlisted for Pan European - Patent in the Managing IP EMEA Awards 2010
  • shortlisted for Pan European - Life Sciences in the Managing IP EMEA Awards 2010


  • awarded Pharmaceutical Law Team of the Year (Worldwide) in the WORLD Leaders International IP Awards 2009 - recognising excellence in disputes/projects relating to pharmaceutical IP
  • awarded Europe - Life Sciences Award in the Managing IP Global Awards 2009
  • awarded Best Law Firm in Qatar for IP legal work 2009 in the Corporate INTL International Legal Awards for Practice Excellence
  • highly commended in the International Patent Litigation Team (EMEA) category in the WORLD Leaders International IP Awards 2009 - recognising excellence in patent litigation
  • London Partner Kevin Mooney, shortlisted for the Lifetime Achievement Award (Worldwide) in the WORLD Leaders International IP Awards 2009 - recognising a widely respected individual and leader in the IP field
  • shortlisted for the Intellectual Property Law Firm of the Year in Asian Legal Business 2009
    shortlisted as a leading law firm in the category of Trademarks – Europe in the Managing Intellectual Property Global Awards 2009
  • our international IP Group is consistently rated by all the leading directories
  • "world-class" patent practice - Who'sWhoLegal - The International Who's Who of Patents Lawyers 2010
  • "The global reach of this highly rated IP group does not go unnoticed. Simmons & Simmons is a force to be reckoned with, thanks to its strong IP offering in key European locations" - Chambers Global 2010
  • the "gold standard" practice - Legal 500 EMEA 2009
  • “It’s simply an exceptional team.” - Chambers Global 2010
  • “ Simmons & Simmons continues to impress the market" - MIP Handbook 2010
  • "...a strong reputation for life sciences work in Europe",. “... one to watch”. Court room opponents note that “you cannot rest on your laurels against Simmons” - IAM - The World’s Leading Life Science Patent Litigation law firms 2010
  • "very professional, technically inclined, responsive, and 'smart' soft IP team often acts as a European hub for clients" - Legal 500 EMEA 2008
  • "provides a seamless service on an international basis" and "has a very strong practice and a remarkable client base" - Chambers Global 2008
  • "one of the best reputations for patent litigation expertise of a London corporate firm" and "its capacity for international coverage attracts large-scale transactions and litigation" - Chambers EMEA/Global 2007
  • "excellent" team and offering clients "size, experience and international coverage" - Legal 500 EMEA 2006
  • "This group is a potent player in the UK IP market and around the world" - Chambers EMEA 2006
  • "Simmons & Simmons has a longstanding and well deserved reputation for its IP expertise" - Legal 500 EMEA 2005
  • "A well-established practice" with some "tough litigators" - Chambers EMEA 2005


"The results achieved for us really are as good as it gets. I cannot recommend the firm enough." Chambers Global 2012

We advise on all aspects of intellectual property rights including:


We advise on a wide range of patent disputes and non–contentious patent issues. Particular areas of expertise include: multi-jurisdictional patent litigation, originator-generic disputes in the pharmaceutical industry, technical standards and essential IPRs, customs detention strategies, licensing, regulatory, due diligence, audits and valuations. We also advise on corporate transactions and funding/investments where patents constitute significant assets.

Brands & trade marks

Our competitively priced ‘one stop shop’ for international trade marks is seamlessly interwoven with our litigation and advisory services, providing a strong advantage over our competitors. Advising a diverse and high profile list of clients, we undertake the full range of clearance, registration, conflict resolution, enforcement and portfolio management services.

Copyright, database rights & confidential information

We advise on all aspects of ownership, protection, exploitation and enforcement in a wide range of industries. We have particular expertise in relation to confidential information and departing/former employees.

Domain names

We advise on all aspects of clearance, filing, acquisition strategies and domain name protection and enforcement. David Stone in London is a domain name disputes arbitrator of the World Intellectual Property Organisation (WIPO).

Licensing & commercial agreements

Our size, international scope and specialist experience mean that clients trust us to handle their most important and complex transactions. This includes all aspects of technology transfer, international licensing and collaboration arrangements in relation to a diverse range of industries. We conduct detailed due diligence and have considerable experience of drafting and negotiating contracts from confidentiality agreements to global cross-licensing and co-development agreements.

Corporate transactions & financings

As part of a major international law firm, we advise on the acquisition, restructuring and disposal of intellectual property in the context of corporate mergers, acquisitions and financings. We advise in connection with fundraising and flotations, especially in relation to the life sciences, TMT and energy sectors. We also regularly advice venture capitalists on prospective investments and provide analysis and advice on the valuation of patent portfolios.

Designs rights

We offer a one stop international designs service to our clients. We undertake a full range of clearance and strategic advice, registration and portfolio management services. We also advise on the full range of enforcement measures.


We assist clients in protecting their confidential information and trade secrets as well as defending clients in breach of confidence disputes.

Merchandising & sponsorship

We advise on sponsorship deals, advertising and promotional campaigns and merchandising programmes. We have particular expertise in relation to issues concerning the London 2012 Olympics.


We advise on regulatory issues affecting the life sciences sector, including clinical trials, marketing authorisations, Supplementary Protection Certificates, manufacture and distribution, advertising, pharmacovigilance, pricing and reimbursement.


The Unified Patent Court will eventually have exclusive jurisdiction over all European Patents and new European Patents with Unitary Effect. 

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