when did that happen?
June, 2014
Merger with Warner Bros
New Line moved from its long-time headquarters on Robertson Boulevard in Los Angeles in June 2014 to Warner Bros.' lot Building 76, formerly used by Legendary Entertainment, a former Warner Bros. film co-financier.
what is the total length of the lord of the rings movies Two hours each trilogy what is it's story about? It follows the hobbit Frodo Baggins as he and the Fellowship embark on a quest to destroy the One Ring, to ensure the destruction of its maker, the Dark Lord Sauron. when was the first movie in the series released? 2001 who produced it? New Line Cinema with the co-production of WingNut Films where is the first production company located? New York City did the company announce it's merger with any other company? Yes, Warner Bros.
2013 June 2014 February 28, 2008
New Line Cinema New Line Cinema New Line Cinema
Merger with Warner Bros Merger with Warner Bros Merger with Warner Bros
Berney later bought the Picturehouse trademarks from Warner Bros. and relaunched the company in 2013. 
New Line moved from its long-time headquarters on Robertson Boulevard in Los Angeles in June 2014 to Warner Bros.' On February 28, 2008, Time Warner's CEO at the time, Jeffrey Bewkes, announced that New Line would be shut down as a separately operated studio.
wiki:19042391
New Line Cinema [SEP] Merger with Warner Bros
In March, Emmerich became president and chief operating officer, whilst both founders Robert Shaye and Michael Lynne had left the company. On May 8, 2008, it was announced that Picturehouse would shut down in the fall. Berney later bought the Picturehouse trademarks from Warner Bros. and relaunched the company in 2013. New Line moved from its long-time headquarters on Robertson Boulevard in Los Angeles in June 2014 to Warner Bros.' lot Building 76, formerly used by Legendary Entertainment, a former Warner Bros. film co-financier. The last film released by New Line Cinema as a free-standing company was the Will Ferrell film "Semi-Pro".