Patent ID: 6716150
Filing Date: 2004-04-06
Classification: B65D,Y10S

Abstract:
A method of making an envelope comprising the steps of:providing a substrate; forming an envelope blank from said substrate, wherein said envelope blank comprises a front panel, a rear panel secured to said front panel, a seal flap secured to said front panel, wherein said seal flaps has at least two side edges and an upper free edge, and two side flaps secured to said front panel; securing a tape strip to said front panel from about the boundary between said front panel and said rear panel and extending along the perimeter of said front panel to about the upper free edge of said seal flap at least some distance from the boundary between said front panel and said seal flap; forming a first perforated region from the perimeter of said seal flap parallel and adjacent to said tape strip and extending at least some distance along said seal flap; folding said two side flaps; securing an adhesive to at least some portion of said two side flaps and to at least some perimeter portion of said seal flap; and folding said rear panel and securing said rear panel to said two side flaps.