the name used by a manufacturer, merchant, service company, farming business, etc., to identify itself individually as a business.

a word or phrase used in a trade to designate a business, service, or a particular class of goods, but that is not technically a trademark, either because it is not susceptible of exclusive appropriation as a trademark or because it is not affixed to goods sold in the market.

the name by which an article or substance is known to the trade.

noun

logo , logotype , registered trademark , service mark , technical name , trademarknotes:a trademark is a name , symbol , or other depiction identifying a product , and the first trademarks were stamps and symbols used by ancient cultures to indicate who had made goods; a trade name is the name of the maker , not the product , but has the status of a trademark