Section 11
SEC. 11. Copyright for a work may be secured by the registration of the claim to such copyright in accordance with the provisions of this Act and by publication thereof with the required notice of copyright upon the front part or title-page of each copy thereof published or offered for sale by authority of the copyright proprietor and by depositing with the Director of the Philippine Library and Museum by personal delivery or by registered mail two complete copies of the copyrighted work or one copy of the issue or issues containing the work if it be a contribution to a periodical. No copyright in any work is considered as existing until the provisions of this Act with respect to the deposit of copies and registration of claim to copyright shall have been complied with.