苹果拿到纯粹的方形圆角专利# PDA - 掌中宝
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http://arstechnica.com/apple/2012/11/apple-awarded-design-paten
"The ornamental design feature encapsulated in US Patent D607,286 for a "
Portable display device" appears to be a literal rounded rectangle."
"The only unbroken line in all the figures is the outline of the flat,
rounded rectangular front face of the device. All the other identifiable
features, such as the speaker grille, round home button, display size, Dock
connector, or even its curved back, are not covered by this design patent."
"The ornamental design feature encapsulated in US Patent D607,286 for a "
Portable display device" appears to be a literal rounded rectangle."
"The only unbroken line in all the figures is the outline of the flat,
rounded rectangular front face of the device. All the other identifiable
features, such as the speaker grille, round home button, display size, Dock
connector, or even its curved back, are not covered by this design patent."