Intellectual Property

Renewing your patent

You can renew your patent up to 20 years.

To keep your patent in force, you must renew it on the 4th anniversary of the filing date and every year after that. You can choose not to renew it, or voluntarily cancel it at any time.

You can renew your patent up to 3 months before the payment due date. This is the last day of the month in which the anniversary of filing falls. Therefore, If you applied on 10 May, your payment due date is 31 May each year.

Fill in Form 12

To pay renewal fees or late payment fees, fill in form 12 and send us the correct fee.

Renewal fees

YearGBP £
5th50
6th70
7th90
8th110
9th130
10th150
11th170
12th190
13th210
14th230
15th250
16th270
17th300
18th330
19th360
20th400

Send us your request

Concept House
Cardiff Road
Newport
South Wales
NP10 8QQ
United Kingdom

What happens next?

We will write to confirm that we have renewed your patent for the next year.

Late renewal

If you do not pay your renewal fee by the payment due date, you can renew it up to 1 month after the payment due date at no extra charge.

Licence of right

If your patent is endorsed licence of right, you pay half the renewal fees.

Restoring your patent

After the 6-month late renewal period, you have 13 months, to restore your patent.

Late grant

If we grant your patent later than 3 years 9 months after the filing date, this is a late grant and special conditions apply.