Photos: Tech logos, new and old

Updated 2:14 PM ET, Thu September 5, 2013
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Yahoo unveiled its simple new logo on Thursday September 5, after 30 days of showing runner-up logos that didn't make the cut. The overall the look is cleaner and thinner, and it is a new sans-serif typeface. The logo is still purple, though a shade darker, and features all the usual uppercase letters in the same order finished off by the signature exclamation point. Yahoo
Yahoo announced last month that it would unveil a new corporate logo -- the first such change since the company was founded 18 years ago. Take a look at other tech companies that have changed their logos over the years: Ryan Anson/Bloomberg via Getty Images
In 2009, America Online developed a simple logo that can be incorporated onto different backgrounds, as seen on this large banner at the AOL headquarters. Ricky Carioti/The Washington Post via Getty Images
Jon Miller, former chairman and CEO of AOL, is photographed with the logo the company used from 1996 to 2005. Frank Micelotta/Getty Images
E-commerce company eBay keeps its bright, primary colors of the former logo with the current logo that was introduced in 2012. David Paul Morris/Bloomberg via Getty Images
Here's eBay logo with its bright, overlapping letters that was used from 1995 to 2012. Dan Kitwood/Getty Images
A man looks at a computer monitor showing the old and new Twitter logos. The social networking company dropped the name and now uses the bird image alone. DOUGLAS E. CURRAN/AFP/Getty Images
Twitter's logo before the bird was added in 2010. Press Association via AP Images
In 2012, software company Microsoft adopted a new logo using the design of the old Windows logo. Andrew Harrer/Bloomberg via Getty Images
Founder Bill Gates with the Microsoft logo that was created in 1987 and is still used on some of the company's products. David L Ryan/The Boston Globe via Getty Images
The current Xerox logo is displayed at the Macworld iWorld 2012 conference. Xerox is well known for photocopiers and printers. It also handles digital production printing. Tony Avelar/Bloomberg via Getty Images
The Xerox logo from 1971 to 2008. AP Photo/Douglas Healey