(1)Any lawful entry into the United Kingdom or any lawful transit across the United Kingdom, with or without landings, of an aircraft to which this section applies shall not entail any seizure or detention of the aircraft or any proceedings being brought against the owner or operator thereof or any other interference therewith by or on behalf of any person in the United Kingdom, on the ground that the construction, mechanism, parts, accessories or operation of the aircraft is or are an infringement of any patent, design or model.
(2)Subject to subsection (3) below, the importation into, and storage in, the United Kingdom of spare parts and spare equipment for an aircraft to which this section applies and the use and installation thereof in the repair of such an aircraft shall not entail any seizure or detention of the aircraft or of the spare parts or spare equipment or any proceedings being brought against the owner or operator of the aircraft or the owner of the spare parts or spare equipment or any other interference with the aircraft by or on behalf of any person in the United Kingdom on the ground that the spare parts or spare equipment or their installation are or is an infringement of any patent, design or model.
(3)Subsection (2) above shall not apply in relation to any spare parts or spare equipment which are sold or distributed in the United Kingdom or are exported from the United Kingdom for sale or distribution.
(4)This section applies—
(a)to an aircraft other than an aircraft used in military, customs or police services, registered in any country or territory in the case of which there is for the time being in force a declaration made by Her Majesty by Order in Council with a view to the fulfilment of the provisions of the Chicago Convention to which this section relates, that the benefits of those provisions apply to that country or territory; and
(b)to such other aircraft as Her Majesty may by Order in Council specify.
(5)Schedule 12 to this Act shall have effect with respect to detention on patent claims in respect of foreign aircraft other than aircraft to which this section applies.