Maryland Code, Commercial Law § 6-105

In addition to the requirements of the preceding section any bulk transfer subject to this title except one made by auction sale (§ 6-108) is ineffective against any creditor of the transferor unless at least ten days before he takes possession of the goods or pays for them, whichever happens first, the transferee gives notice of the transfer in the manner and to the persons hereafter provided (§ 6-107).