Common use of Registration of Purchase Price Units Clause in Contracts

Registration of Purchase Price Units. Rio Vista will use commercially reasonable efforts to file at its own expense with the Securities and Exchange Commission (“SEC”), within ninety (90) days following the Closing, a registration statement on Form S-3 or, if Form S-3 is unavailable, on any other appropriate form (the “Registration Statement”) with respect to the resale of the Purchase Price Units and any Additional Units (as defined below) and to have the Registration Statement declared effective as soon as practicable thereafter. Rio Vista will use commercially reasonable efforts to maintain the effectiveness of the Registration Statement until two (2) years following the Closing or until the resale of all Purchase Price Units (and any Additional Units) pursuant to the Registration Statement, whichever first occurs. Seller (or its designee for the Purchase Price Units as identified in Schedule 1) shall also have piggy back rights to participate on a para pxxxx basis in any additional S-3 filing Rio Vista pursues post-closing until all Purchase Price Units are registered.