Exhibit 4.1 DISCAS, INC. Common Stock INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE C- - ----- ----- CUSIP ---------- This is to Certify that is the owner of FULLY PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK, PAR VALUE $.0001, OF DISCAS, INC. a corporation incorporated under the laws of the State of Delaware. The shares evidenced by this certificate are transferable only on the stock transfer books of Discas, Inc. by the holder hereof, in person or by attorney, upon surrender of this certificate properly endorsed. IN WITNESS WHEREOF, DISCAS, INC. has caused this certificate to be executed by the signatures of its duly authorized officers and has caused its facsimile seal to be hereunto affixed. Dated: - ---------------------------------- ---------------------------------- Secretary President Countersigned and Registered: American Stock Transfer & Trust Company, Transfer Agent and Registrar By: ------------------------------------ DISCAS, INC. For value received, hereby sells, assigns and transfers unto PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE - ------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS INCLUDING ZIP CODE OF ASSIGNEE. - ------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- Shares represented by the within Certificate, and so hereby irrevocably constitutes and appoints Attorney to transfer the said Shares on the books of the within named corporation with full power of substitution in the premises. Dated: --------------------------------- Signature guaranteed: ---------------------------------------- NOTE: THE ABOVE SIGNATURE SHOULD CORRESPOND EXACTLY WITH THE NAME ON THE FACE OF THIS STOCKHOLDERS(S) CERTIFICATE AND MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION WITH MEMBERSHIP IN AN APPROVED SIGNATURE MEDALLION PROGRAM.