Aquí un estracto del texto del email de Gillian Williams de OSM
Dear Baronti,
We've approved your request for use of the Joomla! name in your domain joomla-chile.cl. Note that this approval is nontransferable, non exclusive and revocable.
Also please make sure that the first prominent use of the name Joomla! has the trademark symbol (R in a circle) or (TM).
Thank you for your support of the Joomla! Project,
Gillian Williams
Open Source Matters