Spigen, a manufacturer of cases and accessories for handsets like the Samsung Galaxy S4 and the Apple iPhone 5, confirmed that the Samsung Galaxy Note III will be introduced on September 4th; actually, the company couldn't have made the date of the phablet's introduction any clearer had it hired thousands of skywriting planes and took to the skies to write "Samsung Galaxy Note III September 4th"...
Source: http://www.phonearena.com/news/Spigen-website-shows-Samsung-Galaxy-Note-III-render-confirms-September-4th-unveiling_id46873
Source: http://www.phonearena.com/news/Spigen-website-shows-Samsung-Galaxy-Note-III-render-confirms-September-4th-unveiling_id46873