According to PWInsider.com, WWE has registered the following trademarks:

* Future endeavored

* Future endeavor

* Mr. Future Endeavor

UPDATE 8/17/2011 10:30 AM EST:
Links to the three trademarks in the US Trademark Electronic Search System
* http://tess2.uspto.gov/bin/showfield?f=doc&state=4006:f3b7pv.2.1
* http://tess2.uspto.gov/bin/showfield?f=doc&state=4006:f3b7pv.6.1
* http://tess2.uspto.gov/bin/showfield?f=doc&state=4006:f3b7pv.2.2