BOOKS
07/07/2010 10:47 am ET Updated May 25, 2011

Amazon Gets Patent For Dual-Screen eReader: Will Kindle Turn Into Another Nook?

Looks like the battle for e-reader dominance between Amazon and Barnes & Noble could soon expand beyond the recent spate of price drops and into the courtroom as well: the USPTO just granted a 2006 Amazon patent on e-readers with secondary LCD displays (like the original Kindle's scroller-navigation panel), and several of the claims are potentially broad enough to cover the Nook and many other devices with both electronic paper and LCD displays.

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