sacado de
http://www.oscommerce.com/about/copyright Cita: - The osCommerce copyright announcement displayed on the Administration Tool of osCommerce Online Merchant complies with section 2c of the GNU General Public License (GPL) and thus can not be removed, or may only be appropriately modified with addtional copyright notices.
- The osCommerce copyright announcement displayed on the Catalog side of osCommerce Online Merchant can, however, be modified, and even be removed.
- The separate text "Powered by osCommerce", or similar text, displayed on both Administration Tool and Catalog modules is optional to have displayed.
así que:
- sacar el copyright del panel de administración no esta permitido
- sacar el copyright que aparece en el catálogo si se puede
- sacar el texto "Powered by osCommerce" si se puede tanto en el catálogo como en el panel de admin.