Want to add copyright symbol ©, trademark ™, or registered symbol ® to your website?
Here are some of the most commonly used HTML special characters/ special entities.
Roughly, special entities / special characters are characters that you may not be able to type them directly from the keyboard and make them display properly on your website. Copryright symbol ©, trademark symbol ™, registered mark ® or accented letters like á and ñ are examples of special characters.
An entity begins with an ampersand (&) and ends with a semicolon (;). For example, the following is an entity for the copyright symbol: © which will be displayed as © in your browser.