Paes and Raja, who are yet to win a title together since joining forces, advanced with a 6-2 6-4 win over American team of Kevin King and Bradley Klahn in just 55 minutes.
They next face British team of Liam Broady and Marcus Willis, who advanced when their opponents -- Darian King and Michael Mmoh -- retired midway into the contest due to a knee issue with Mmoh.
Sharan and his Russian partner Mikhail Elgin bowed out of the USD 75000 event following a 4-7 7-6(4) 4-10 defeat against Sander Arends and Antonio Sancic in the last-eight pair stage.
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