Gmail trademark symbol

You're referring to the trademark symbol used by Gmail!

The trademark symbol used by Gmail is a registered trademark symbol, which is represented by the character "®". This symbol is used to indicate that Gmail is a registered trademark of Google LLC.

Here's an example of how the trademark symbol is used in Gmail's branding:

"Gmail®"

The registered trademark symbol is often used in conjunction with the name of the product or service to indicate that it is a protected trademark. In this case, the symbol is used to indicate that Gmail is a registered trademark of Google LLC.

It's worth noting that the trademark symbol is not always used in every instance of the brand name, but it is often used in official communications, marketing materials, and legal documents to indicate the trademark status of the brand.