Terminology: Intellectual property symbols

Summary of the intellectual property symbols (copyright, registered trademark, sound mark, trademark and service mark).

Symbol	Symbol name	Symbol design description
©	Copyright	Capital letter "C" in a circle.
®	Registered trademark	Capital letter "R" in a circle.
℗	Sound mark: phonogram	Capital letter "P" in a circle.
™	Trademark	Superscript uppercase "TM".
℠	Service mark	Superscript uppercase "SM".

More information:

Trademark tips (including when to use ™ vs ® symbols)