Complex sentence: In March 2012 the Trademark Trial and Appeal Board (TTAB) ruled in Apple's favor and denied Sector Labs' registration, finding that the "iPod" mark was "famous" and therefore entitled to broad protection under U.S. trademark law.
Split into simpler sentences: In March 2012 the Trademark Trial and Appeal Board ruled in favor of Apple and denied Sector Labs' registration. The Board found that the "iPod" mark was "famous" and therefore entitled to broad protection under U.S. trademark law.