As of October 17, 2015, no live official trademarks were found on USPTO.gov for the exact term
Clogging (see demo above) is a popular dance form, performed primarily among rural participants.
* * * * *
By submitting an offer, a bid, or a query on our domains, you confirm that neither you, nor your organization, claim a legal right to the registration of these domains. If you are inquiring on behalf of another entity, you confirm that this entity does not claim a legal right to the registration of the domains listed on this site or appearing in the browser box and that you are authorized by such entity to make this representation.