The actual elements or designs that are considered a trademark are somewhat flexible, since a trademark can be words, pictures, logos, phrases or a combination of all of these things. However, there are some essential elements to the definition of a trademark:
Any characteristic sign or impression; indication
An indication; sign; token
Find another word for hallmarks. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for hallmarks, like: trademarks, stamps, signs and seals.