Package opening system
AssigneeMinnesota Mining and Manufacturing Company
InventorAndrew D. Fraser
Life of this patent
Estimating the term…
Abstract
A multilayer strip having an adhesive between layers, the adhesive containing frangible microcapsules carrying a fragrant liquid therein, can be used as a tear strip for a package overwrap. Upon pulling the outward layer of said strip, the overwrap is opened and the fragrance is released.
Claims18
An article comprising an interior article, an overwrap, and a tear strip for opening said overwrap, said tear strip having two layers of material selected from the group consisting of polymeric film and paper secured by an adhesive layer associated with said tear strip, said two layers being in the form of
- (1) a tab to engage said tear strip or
- (2) the tear strip itself, the adhesive layer of said two layers of material containing frangible microcapsules having average diameters between 3 and 180 microns containing fragrance therein.
An article having a wrapping material over it, said wrapping material having a tear strip associated therewith which when pulled is capable of tearing through said wrapping, said tear strip comprising two layers secured by an adhesive containing frangible microcapsules, said microcapsules having average diameters between 3 and 180 microns and releasing a fragrance when broken.
An article comprising an interior article, an overwrap, and a tear strip for opening said overwrap having said tear strip secured by an adhesive layer to said interior article, the adhesive layer containing frangible microcapsules having average diameters of 3 to 180 microns containing fragrance therein.
Dependencies are inferred from the claim text.