The name Donna Marella Agnelli was registered for the first time in 1988 and renewed twice.

Application on 17 October 1988 by Azienda Agricola Rose Barni
Italy - TM No 680448 on 13 June 1996

Application 15 October 1998 (first renewal)
Italy – TM 836520 on 12 February 2001

Application 27 August 2008 (second renewal)
Italy – TM 1345291 on 27 September 2010