
John Kensett
Partner, Patents
Discover
Dolleymores is a team of specialist attorneys ready to help with Unitary Patent and Unified Patent Court opt outs.
We can help you validate your Unitary Patent and manage opt-outs from the Unified Patent Court. Our team ensures your rights are protected under the new system, providing clarity and strategic insight.

The Unitary Patent offers a streamlined way to protect your invention across multiple EU member states through a single patent granted by the European Patent Office. It can be significantly more cost-effective than conventional European patents, especially when protection is needed in several countries.
We offer:
Preserve control over your European patents by opting out of the UPC’s jurisdiction.
The Unified Patent Court (UPC) introduced a centralised litigation system for European patents but it’s not the right fit for every business. You may therefore prefer to retain national jurisdiction over your patents. We offer:
Portfolio Management: Whether you’re opting out a single patent or an entire portfolio, we tailor our approach to your needs.
Preserve control over your European patents by opting out of the UPC’s jurisdiction.
The Unified Patent Court (UPC) introduced a centralised litigation system for European patents but it’s not the right fit for every business. You may therefore prefer to retain national jurisdiction over your patents.
In this instance, we offer:
TRUSTED BY 1,300+ CLIENTS WORLDWIDE FOR OVER 50 YEARS

Dolleymores is a firm of leading IP specialists ready to assist with a diverse range of IP matters, across many sectors. Working across the UK and internationally, our IP attorneys are equipped to help you protect your innovations, time and creativity now and for the future.
Please fill in this form with as much detail as possible, you will then be contacted by a member of our team. Alternatively, you can call us. Tell us about you and we’ll be in touch.
Reach out to us at [email protected]
9 Rickmansworth Road,
Watford,
Hertfordshire,
WD18 0JU
United Kingdom
Our offices will be closed in 2026 on the following dates:
3rd & 6th April, 4th & 25th May, 31st August, 25th & 28th December.