Joanne Welch

Managing Associate, Patent Attorney Litigator and European Patent Attorney
UPC Representative

Having qualified and practised as a Patent Attorney and Trademark Attorney, Joanne now specialises in patent litigation.

Since joining EIP, Joanne has been lead associate in a patent infringement and validity action concerning medical devices, technical trials about telecommunications standards essential patents (Conversant v Huawei & ZTE [2020] EWHC 14 (Pat); Optis v Apple [2020] EWHC 2746 (Pat), [2022] EWHC 561 (Pat)) and patent revocation actions relevant to treatment of multiple myeloma.

Previously she was part of the dispute resolution team at an international IP firm where she was involved in High Court patent actions in both the electronics and life sciences fields with corresponding disputes across multiple jurisdictions and at the EPO. She advised on contentious trade mark matters, filed claims before IPEC and advised on anti-counterfeiting measures in the FMCG market.

Joanne gained understanding of the in-house perspective during her time at a synthetic materials multinational. She also has experience in the use of mediation for resolving IP matters.

She is a committee member and case officer for IP Pro Bono.


  • Pfizer, Regeneron, Janssen-Cilag v Amgen revocation actions re bispecific binding molecules
  • Optis v Apple, two SEP technical trials and associated appeals
  • IP Bridge v Huawei, SEP essentiality assessment
  • Conversant v Huawei & ZTE, SEP technical trial and FRAND proceedings
  • Align v ClearCorrect, patent action concerning orthodontic appliances
  • GSK v Wyeth, patent action about meningitis vaccine
  • Nintendo v Philips, patent action on motion sensing and video imaging

Ausbildung und Qualifikationen

  • UPC Representative (2023)

  • Higher Courts Litigation Certificate (2017)
  • Chartered Trademark Attorney (1990)
  • Chartered and European Patent Attorney (1988, 1989)
  • 1994 — 1996
    LL.B Law, City, University of London
  • 1981 — 1984
    MA Natural Sciences (Chemistry) , University of Cambridge

Beruflicher Werdegang

  • 2022 — present
    Managing Associate, EIP
  • 2018 — 2022
    Senior Associate, EIP
  • 2017 — 2018
    Associate, EIP
  • 2012 — 2017
    Patent Attorney, IP Litigator, Rouse Legal


Join our mailing list