©®

#copyright symbol #registered symbol #circled c #circled r #IP symbol #trademark symbol

©️®️Ⓜ️

#copyright symbol #registered symbol #trademark symbol #circled m #legal symbols #circled c #circled r

®️©

#registered trademark #copyright symbol #circled r #circled c #legal symbol #business symbol

®️²

#r squared #registered symbol #circled r #variable r #power of 2

ⓇⓇ

#rr #r r #circled r