Find details of patents to:

  • check if a similar patent to your invention already exists
  • track the progress of a patent application
  • see if patents are available to license

Search UK patents

Search for information (including submitted documents) on UK patents using the Intellectual Property Office’s:

You can also search for supplementary protection certificates by their number.

There are separate lists for:

Search patents worldwide

Use Espacenet to check for registered patents worldwide.

The database includes UK patents and details about:

  • owners
  • filed documents
  • countries where the patent applies

Check the patents journal

The patents journal contains details of new UK patent applications and changes to the register.