|In Unicode||U+2122 ™ TRADE MARK SIGN (HTML ™)|
|Different from||U+2120 ℠ SERVICE MARK|
U+00AE ® REGISTERED SIGN
|See also||U+1F16A 🅪 RAISED MC SIGN|
U+1F12E 🄮 CIRCLED WZ
U+24C2 Ⓜ CIRCLED LATIN CAPITAL LETTER M
The trademark symbol symbol to indicate that the preceding mark is a trademark, specifically an unregistered trademark. It complements the registered trademark symbol which is reserved for trademarks registered with an appropriate government agency.is a
In Canada, an equivalent marque de commerce symbol, (U+1F16A) is used in Quebec. Canada also has an Official mark symbol, ⟨Ⓜ⟩, to indicate that a name or design used by Canadian public authorities is protected. Some German publications, especially dictionaries, also use a Warenzeichen grapheme, (U+1F12E), which is informative and independent of the actual protection status of the name.
Use of the trademark symbol indicates an assertion that a word, image, or other sign is a trademark; it does not indicate registration or impart enhanced protections. Registered trademarks are indicated using the registered trademark symbol, , and in some jurisdictions it is unlawful or illegal to use the registered trademark symbol with a mark that has not been registered.
The service mark symbol, , is used to indicate the assertion of a service mark (a trademark for the provision of services). The service mark symbol is less commonly used than the trademark sign, especially outside the United States.
- Windows: Alt+0153 (on the numeric keypad)
- macOS: ⌥ Opt+2 (or ⌥ Opt+⇧ Shift+2 or ⌥ Opt+⇧ Shift+D or ⌥ Opt+⇧ Shift+T on certain layouts)
- Linux (and similar): ComposeTM
- ChromeOS (and Linux): Ctrl+⇧ Shift+U 2122
- UK Extended keyboard: AltGr+⇧ Shift+8. (AltGr and *)
The letters ⟨T⟩ and ⟨M⟩ are sometimes seen paired in an attempt to emulate the trademark symbol. Methods include
- , the letters in normal form, enclosed in parentheses
- small caps, on the baseline , the letters written in
- superscripts, as in mathematical exponentiation , the letters written as
- Phonetic Extensions block in Unicode , using symbols from the
- Trademark law
- "Protecting Your Trademark" (PDF). USPTO. United States Patent & Trademark Office. August 2019. p. 11. Archived from the original (PDF) on November 30, 2019. Retrieved October 9, 2019.
- Pentzlin, Karl (June 11, 2010). "Proposal to encode two Letterlike Symbols for Canadian legal use in the UCS" (PDF). unicode.org. Retrieved April 5, 2020.
- Pidowich, Mark (July 27, 2011). "Official marks — a uniquely Canadian concept". Smart & Biggar. Retrieved December 4, 2016.
- Pentzlin, Karl (February 27, 2009). "Proposal to encode a German trademark symbol in the UCS" (PDF). unicode.org. Retrieved April 5, 2020.
- "Trademark Manual of Examining Procedure, Sec. 906.02, Improper Use of Registration Symbol". USPTO. United States Patent & Trademark Service. Retrieved October 9, 2019.
- "Character entity references in HTML 4". w3.org.