Zynga Granted U.S. Patent Titled ‘Method and system for matchmaking connections within a gaming social network’
https://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.htm&r=6280&f=G&l=50&d=PTXT&p=126&S1=20210921&OS=20210921&RS=20210921