trademarked

(verb) mark with a brand or trademark. Synonyms: brand, trademark, brandmark. Example: "When this product is not branded it sells for a lower price."

(verb) register the trademark of. Synonyms: trademark. Example: "The company trademarked their new gadget."

(adj) (of goods and merchandise) labeled with proprietary (and legally registered) identification guaranteeing exclusive use. Example: "Trademarked goods."