N.Y. General Business Law § 209-f: Notice of assignment

§ 209-f. Notice of assignment. Upon the assignment of any name

registered as provided in this article, a written notice of such

assignment, subscribed and acknowledged by the assignor, may be filed in

each public office in which such name is registered, and thereupon the

assignee named therein shall be deemed to be the proprietor of such name

for all purposes of this article.