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The device would be able to track your heart rate, temperature, perspiration, and more.
So-called Steve Jobs patent reaffirmed after the Patent Office invalidated all 20 claims in the patent last December.
Two patent applications describe environmental and temperature sensors that could be outfitted into "wrist-watch devices" as well as other wearable gadgets.
This story originally misstated the outcome of the '381 patent examination. Three of the 20 claims were upheld.
In a decision that some might deem surprising, the Treasury Department has approved a patent for a product called Palcolhol, a powdered form of vodka and other drinks. And yes, you just add water.
Amid planning for the damages retrial, Judge Koh rules that there will not be another new trial over the '381 patent.
Apple says it still has plenty of chances to fight to keep its rubber band patent alive and well.
Patent office issues a Final Office Action on Apple's "bounce-back" patent, a key patent to Apple's case against its rival.
The fruit-flavoured tech giant has applied for the name in Japan, fuelling speculation that it's plotting a watch gadget.
Thanks to Apple's legal spat with Samsung, more details are revealed in a heavily redacted copy of the Apple-HTC agreement.