Symbol at the beginning of a work attesting to the author’s legal rights to that work; it is used to prevent plagiarism or reproduction without authorization.
registered trademark
Symbol certifying that the preceding word has been legally registered as a trademark.
ampersand
Symbol representing the word "e&and"e&; it is used mostly in company names.
apostrophe
Symbol used to indicate the possessive, substitute for letters and numerals that are omitted, or sometimes form a plural word.