فبالإضافة إلى المشاكل التي سبق بحثها أعلاه() والتي قد تنجم في بعض الحالات عن نفاذ سحب التحفظ بمجرد تلقي الأطراف الأخرى للإشعار به، أشير إلى أنه "لا يحل مسألة العامل الزمني حلاً فعلياً"().
Apart from the problems considered above arising, in some cases, from the fact that a withdrawal takes effect on receipt of its notification by the other parties, it has been pointed out that the paragraph does not “really resolve the question of the time factor” (ne résout pas vraiement la question du factuer temps), although, thanks to the specific provision introduced at the Vienna Conference in 1969, the partners of a State or international organization which withdraws a reservation know exactly on what date the withdrawal has taken effect, the withdrawing State or international organization itself remains in uncertainty, for the notification may be received at completely different times by the other parties.