"Article 37 of the CISG corresponds essentially to Article 37 ULIS. However, a second sentence was added, which provides that the buyer retains his right to claim damages even where defects have been successfully cured." Schwenzer in Commentary on the UN Convention on the International Sale of Goods, Peter Schlechtriem ed. (Oxford 1998) 295 [citations omitted].
CISG Article 37 ULIS Article 37 If the seller has delivered If the seller has handed over goods before the date for goods before the date fixed delivery, he may, up to that for delivery he may, up to date, deliver any missing that date, deliver any missing part or make up any deficiency part or quantity of the goods in the quantity of the goods or deliver other goods which delivered, or deliver goods in are in conformity with the replacement of any non- contract or remedy any defects conforming goods delivered in the goods handed over, or remedy any lack of conformity provided that the exercise of in the goods delivered, provided this right does not cause the that the exercise of this right buyer either unreasonable does not cause the buyer inconvenience or unreasonable unreasonable inconvenience or expense. unreasonable expense. However, the buyer retains any right to claim damages as provided for in this Convention.