Fund manager acquired the four hotels in 2013 for UK institutional investor. : Invesco Real Estate has sold four German hotels to an Oman-based investor three years after acquiring them for a UK institutional investor. Invesco Real Estate bought the four hotels in Darmstadt, Mainz, Rostock and the Frankfurt Airport in 2014 for a pan-European long-lease strategy. The assets were acquired with 30-year hybrid leases to operator Deutsche Hospitality.