England - Yorkshire And The Humber • TMT (technology, media and telecoms)

Clarion

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The intellectual property practice at Clarion excels at handling international mandates for clients in the biotechnology, manufacturing and retail sectors, among others. The practice is very active in commercial IP matters, frequently advising on the IP aspects of corporate acquisitions as well as regularly assisting with IP portfolio management. Additionally, the team frequently acts in cross-border disputes related to IP infringement claims. Esther Kirwan, who leads the team, is an expert in international IP work and regularly works on portfolio management work as well as patent litigation. Sue Streatfield is a key contact for contentious work and maintains close relations with clients in the chemical and biotechnology sectors. Lindsey Wrenn and Sarah Molloy, who excel at advising on trade mark protection, are also highly recommended.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘The Clarion IP team is able to provide coverage for our requirements that is more comprehensive than larger international firms are able to provide.’

  • ‘Esther Kirwan has the calm assurance gained from experience at national firms.’

  • ‘The people I have had the chance to work with have been extremely professional and obviously know what they are doing. They are easy to work with and are willing to listen to recommendations. It is always a pleasure interacting with their team.’

  • ‘It is always easier to work with highly professional people, especially if they are also pleasant. I think that Lindsey Wrenn stands out in this respect.’

  • ‘We use Clarion for the management of our trade mark portfolio and find them to be efficient and helpful.’

  • ‘Lindsey Wrenn is very clear in her advice, bearing in mind our business objectives.’

  • ‘Very experienced and professional team, quickly understanding both the product/service and the aims of the applicant in seeking IP advice.’

  • ‘Esther Kirwan is experienced in both domestic/European and US IP. Clear and easy to interpret advice.’

Key clients

  • Card Factory
  • Evri
  • Frasers Group Plc
  • Freeman Grattan Holdings
  • Genuit Group Plc
  • Neom Limited
  • Orion Publishing Group Limited
  • Safestyle UK
  • Vensys Energy AG
  • Vichugo, Inc

Work highlights

  • Acted for a subsidiary of a UK plc in a High Court claim for IP infringement, breach of confidence, and breach of restrictive covenants and of fiduciary duties.
  • Acted for OPM Advance Ltd in the successful enforcement of its patents for a cutting-edge development against infringers in the UK and abroad.
  • Advised Neom’s on the management of its global IP portfolio, including on agreements and the enforcement of its IP.

Lawyers

Leading individuals

Esther Kirwan

Clarion

Partner; experienced in all areas of contentious and non-contentious IP, including patents, designs, trade marks, copyright and confidentiality. Acts for well known brands international brands. Has acted on leading Court of Appeal cases relating to patent entitlement. Manages global IP portfolios in over 50 countries.

Sue  Streatfield

Sue Streatfield

Clarion

Partner.    Sue has extensive experience of all aspects of intellectual property (IP) law, including litigation in respect of all types of IP rights (such as patents, confidential information, know how, designs, copyright, trade marks and domain names) as well as drafting R & D agreements, licences and assignments and filing trade marks and designs. Sue’s practice also includes advising on reputation management and defamation law. The chemical, pharmaceutical, IT, engineering and university sectors have significant IP requirements and Sue supports a large portfolio of international organisations with their research and collaboration agreements, clinical trial agreements, assignments and licences as well as enforcing their IP rights and defending IP infringement claims and IP validity attacks.

Practice head

The lawyer(s) leading their teams.

Esther Kirwan

Other key lawyers

Lindsey Wrenn, Sue Streatfield, Sarah Molloy, Jemma Green