Apple’s latest patent hints at a future where the Apple Pencil might finally break free from the screen. Instead of being tied to an iPad or a tablet surface, this next-gen stylus could let you sketch ...

Technology for an advanced Apple Pencil has been spotted in a patent document, and it describes the use of a trackball tip and optical sensors.

A newly granted patent suggests that Apple is working on a stylus that doesn't need a screen or even a surface to function.

The new patent suggests that Apple is thinking well beyond the iPad when it comes to the future of the Apple Pencil.