Regulations under the PCT
Rule 26quater
Correction or Addition of Indications under Rule 4.11
26quater.1 Correction or Addition of Indications
The applicant may correct or add to the request any indication referred to in Rule 4.11 by a notice submitted to the International Bureau within a time limit of 16 months from the priority date, provided that any notice which is received by the International Bureau after the expiration of that time limit shall be considered to have been received on the last day of that time limit if the notice reaches the International Bureau before the technical preparations for international publication have been completed.
26quater.2 Late Correction or Addition of Indications
Where any correction or addition of an indication referred to in Rule 4.11 is not timely received under Rule 26quater.1, the International Bureau shall notify the applicant accordingly and shall proceed as provided for in the Administrative Instructions.