April 21, 2023
On remand from U.S. Patent and Trademark Office Director Kathi Vidal, the Patent Trial and Appeal Board has invalidated an instant messaging patent as obvious that had been asserted in underlying infringement litigation against technology giants like Apple and Microsoft.
January 04, 2023
U.S. Patent and Trademark Office Director Kathi Vidal has vacated Patent Trial and Appeal Board decisions invalidating claims of two instant messaging patents challenged by Apple, saying it was not clear the patent owner abandoned the case, as the board found.