In this Friday, Aug. 31, 2012 file photo, a boy checks an iPhone at an Apple booth at an electronic store in Tokyo. Millions of people will likely buy new iPhones after Apple's expected announcement of a new model on Wednesday, Sept. 12, 2012. The new phones would join some 244 million iPhones already sold since the first one launched in 2007. Some have been lost, some stolen and some are still in use. But it's fair to say that millions of iPhones are languishing in desk drawers or gathering dust. (AP Photo/Itsuo Inouye, File)

The expected iPhone 5 would actually be the sixth iPhone model.

Although Apple hasn't announced a name for its next iPhone—or even confirmed that one is coming—a "5'' in the shadow of an invite for a company event Wednesday suggests that it will be the .

Here are Apple's iPhone releases since its debut in 2007:

— iPhone, June 29, 2007, starting in the U.S. (announced Jan. 9)

— iPhone , July 11, 2008, starting in the U.S., Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Hong Kong, Ireland, Italy, Japan, Mexico, Netherlands, New Zealand, Norway, Portugal, Spain, Sweden, Switzerland, and the U.K. (announced June 9)

— iPhone 3GS, June 19, 2009, starting in the U.S. (announced June 8)

— , June 24, 2010, starting in the U.S., France, Germany and Japan and the U.K. (announced June 7).

— iPhone 4S, Oct. 14, 2011, starting in the U.S., Australia, Canada, France, Germany, Japan and the UK (announced Oct. 4).

— 5, to be announced

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