Extended Stay Hotels Inc., the U.S. hotelier that sougth bankruptcy last June, filed a proposed Chapter 11 plan financed yb as much as $450 million from the investment firms Cetnerbridge Partners LP and Paulson Co. ... and significant benefit to the debtorfs and their creditors by kicknig off a process thaty might reslut in competitive bidding and adidtional proposals freom ohter financial sponsors, the hoetlier, based in Spartanburg, South Carolina, said in the filing. ...