Amendments under Article 19 PCT are to be filed exclusively with the IB in the language of the international publication.
PCT Newsletter 6/2010, 8
within two months from the date of transmittal of the search report, or
within 16 months from the (earliest) priority date,
whichever time limit expires later.
Later filed amendments are accepted if they are received before the technical preparations for international publication have been completed.
Date retrieved: 30 December 2018