It depends. Higher value tends to lie in name recognition rather than familiarity of a logo. Since logos change more often than names, it usually makes more sense to register a standard character mark to protect the business moniker itself.
For Illinois state trademark registration, complete Form TM/SM-15, the State of Illinois Trademark or Service Mark Application. Provide detailed information about your logo, including its design, intended usage, and associated products or services.
It depends. Higher value tends to lie in name recognition rather than familiarity of a logo. Since logos change more often than names, it usually makes more sense to register a standard character mark to protect the business moniker itself.
Once your trademark is registered, the best practice is to place the R symbol next to it at its first or most prominent use in each piece of material. Place the trademark symbol at the top or bottom right of your brand name, logo, or tagline.
Trademark registration is required to protect the logo against infringers from copying them for their usage. Using a logo without a trademark registration does not grant legal protection against its unauthorised use by third parties. In other words, trademark registration provides legal rights to use logos exclusively.
The short answer is no, you do not. But you do need to use it in traditional places where a company name would be found in order to enjoy the limited liability.