Is it necessary to file evidence of use of a trademark in Mexico to keep it alive?

Is it necessary to file evidence of use of a trademark in Mexico to keep it alive? Comments for Is it necessary to file evidence of use of a trademark in Mexico to keep it alive? at http://www.relatip.com http://www.relatip.com Wed, 07 Jan 2009 22:36:46 +0100 FeedCreator 1.7.2