SECURE MAILER/RECEIPT BUSINESS FORM

摘要

A secure mailer/receipt business form comprising a top (10) and bottom (11) ply and at least one intermediate ply (13) constituting a separable receipt (11) part which receipt part is associated with image transfer material (15) for imparting information onto the bottom ply (11), the rear face of the top ply (10) including a coated adhesive material (14) covering at least part of the surface, adhesive being coated with a releasable non-adhesive backing materials connected to the separable receipt part such that withdrawal of the separable receipt part will release said backing material to expose the adhesive layer to adhere the top ply (10) to the top face of the bottom ply (11) thereby sealing the top and bottom plies (10, 11) together after removal of the receipt part to restrict tampering with the remaining business form without damage to the form.