Meta Platforms Files Petition to invalidate SitNet’s Social Network Patent
Meta Platforms, Inc., the parent company of Facebook, filed a petition with the U.S. Patent and Trademark Office’s Patent Trial and Appeal Board (PTAB) on November 10, 2025, seeking to invalidate all claims of SitNet’s U.S. Patent No. 12,256,463 B2. Basic Details of the Petition: Basic information of the Patent (463)? The 463 patent claims … Read more