40 – Bona Fide Purchasers.

§ 40. Bona fide purchasers. This article does not affect or impair the
  title  of  a  purchaser  or  incumbrancer  for a valuable consideration,
  unless it appear that such purchaser or incumbrancer had previous notice
  of the fraudulent intent of  his  immediate  vendor,  or  of  the  fraud
  rendering void the title of such vendor.