Among the more than two-dozen patents granted to Apple by the U.S. Patent and Trademark Office earlier this week is one hinting the iPhone maker could finally enter the Push-to-Talk (PTT) arena and another one indicating the firm may breathe new life into its rumored plans for wearable devices.
The PTT patent likely is the result of a $4.5 million purchase by Apple and others of a portfolio of intellectual property sold by Nortel Networks in 2011. Meanwhile, the USPTO granted Apple a patent on flexible touch panels which could potentially be used for even smaller devices, such as the much-rumored iWatch… Read More






















