Amendments to the terms of the exploitation licence requested either by the owner of the patent or by the holder of that licence shall be decided and published in accordance with the procedure prescribed for the grant of the said licence. If they relate to the amount of the royalties, they shall be decided in accordance with the procedure prescribed for the initial fixing of that amount.
The procedure for granting the licence shall also apply to the withdrawal of that licence requested by the owner of the patent for non-performance of the obligations imposed on the licensee.