Compliance with the terms of this article shall as fully revest the city with, and divest the lot owner or grave space owner of record of the title to such lot or grave space unused for burial purposes as though the same had never been conveyed to any person and the city shall have, hold and enjoy such lot or grave space for its own uses and purposes subject to the laws of the state and to the ordinances, rules and regulations governing the city cemeteries. (Prior code § 19-307)