By Andrew Karpan (March 10, 2021, 10:03 PM EST) -- The Patent Trial and Appeal Board has invalidated all of the claims Google and LG challenged in a pair of patents that cover emojis used by smartphones, finding that prior art rendered those claims obvious.
In two rulings issued Tuesday, a three-judge PTAB panel said that Google LLC and LG Electronics Inc. successfully made the case that a collection of prior art references had already covered claims in two patents owned by Zipit Wireless Inc., a company that gained traction in the early 2000s for selling instant messaging devices, including the "Zippy."
The patents were the subject of two separate infringement...
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