Redeemable coupon

Claim 1

A refund coupon redeemable at a cash value at retail stores when a proof-of-purchase portion of a given product packaging is affixed thereto, said coupon comprising in combination: (a) comparison indicia thereon corresponding substantially identically to product identification indicia provided on the proof-of-purchase portion of the product packaging, (b) location indicia thereon indicating a location on the coupon for affixation of the proof-of-purchase portion of the product packaging, said comparison indicia and said location being positioned on said coupon closely adjacent to each other to facilitate a visual comparison of the comparison indicia and the product identification indicia on the proof-of-purchase portion when the proof-of-purchase portion is affixed to the coupon on the location, and (c) means to affix said portion to said coupon on said location, said means to affix comprising: a strip having two portions, a first portion and a second portion; said first portion being fixedly secured to said coupon; said second portion coupled to said first portion and being removably secured to the coupon by a pressure sensitive adhesive on an underside of said second portion; whereby said second portion may be removed from adhesion with said coupon and upon insertion of said proof-of-purchase portion of a product packaging thereunder, said pressure-sensitive adhesive being adapted to form a substantially unremovable adhesion with said proof-of-purchase portion.