A brand name is

a$.$ any word, device $($design$,$ sound, shape or colour$),$ or combination of these used to distinguish a seller's goods or services.

b$.$ the part of a brand name that can be spoken.

c$.$ the part of a brand that is a symbol or design and cannot be spoken.

d$.$ the commercial, legal name under which a company does business.

e$.$ legal identification of a company's exclusive rights to use a brand name, brand mark, or trade name.