The trademark symbol, ™, used for unregistered trademarks.
\circledR in text or math mode (requires amsfonts package)
Linux and Chrome OS: Ctrl+ ⇧ Shift+ U then A E space.
Microsoft Windows: Alt+ 0 1 7 4 (on numeric keypad).
US international keyboard and UK extended keyboard layouts: AltGr+ ⇧ Shift+ R (subject to OS support).
Canadian Multilingual Standard ( CSA keyboard): Right Ctrl+ ⇧ Shift+ R.
This is a different character from U+24C7 Ⓡ CIRCLED LATIN CAPITAL LETTER R as many fonts draw the registered trademark symbol smaller and possibly superscripted. The registered trademark character was added to several extended ASCII character sets, including ISO-8859-1 from which it was inherited by Unicode as U+00AE ® REGISTERED SIGN. ( August 2019) ( Learn how and when to remove this template message) Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This section needs additional citations for verification. Patent and Trademark Office, which may be abbreviated to Reg U.S. An example of a legal equivalent is the phrase Registered, U.S. īecause the ® symbol is not commonly available on typewriters (or ASCII), it was common to approximate it with the characters (R) (or (r)). In the US, the registered trademark symbol was originally introduced in the Trademark Act of 1946. In many jurisdictions, only registered trademarks confer easily defended legal rights. The proper manner to display these symbols is immediately following the mark the symbol is commonly in superscript style, but that is not legally required. Unregistered trademarks can instead be marked with the trademark symbol, ™, while unregistered service marks are marked with the service mark symbol, ℠. In some countries it is against the law to use the registered trademark symbol for a mark that is not officially registered in any country. A trademark is a symbol, word, or words legally registered or established by use as representing a company or product. The registered trademark symbol, ®, is a typographic symbol that provides notice that the preceding word or symbol is a trademark or service mark that has been registered with a national trademark office.
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