Form

Request for opinion as to validity or infringement

Use this form to request an opinion as to validity or infringement.

Documents

Form 17

Form 17 (locked)

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email information@ipo.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Form 17 (unlocked)

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email information@ipo.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Details

Any material that you submit with this form will be made available to the public. A copy will also be sent to the patent proprietor (unless you are the proprietor) and to other interested parties. These will include anyone you mention in your request, any registered licensees of the patent in question, and others. You should be careful not to make any statement that constitutes an unjustified threat to sue for patent infringement (see section 70 of the Patents Act 1977).

You must file two copies of a statement at the same time as you file the form. You must also provide two copies of any evidence or other document which is referred to in the statement. A translation into English should be provided of any document not in English or Welsh.

Fee sheet

Fee payable forms must be accompanied with a completed fee sheet.

Cost

£200.

Published 29 April 2014
Last updated 30 May 2018 + show all updates
  1. Patent Form 17: Data Privacy added.
  2. First published.