The pharmacy trademark registration is for Class 10. Class 10 medical devices: medical masks, electronic, nuclear, electrotherapeutic and X-ray equipment for medical purposes, dental equipment and appliances, special containers for medical waste, medical devices, syringes and other special containers for the disposal of medically contaminated wastes, and the like.
Trademark is a specialized legal term. A brand or a part of a brand is called a trademark when it is legally registered by the relevant government authorities.