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US 3,945,403 AGranted
Tube construction for fastener profile strips
AssigneeMinigrip, Inc.
InventorTakashi Noguchi
Life of this patent
Estimating the term…
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AssigneeMinigrip, Inc.
InventorTakashi Noguchi
Estimating the term…
A tube construction for providing releasably interlocking fastener strips to be attached to the surface of film for bags including an elongate thin plastic tube having a range of gauges from 0.0015 inch to 0.005 inch with at least six shaped plastic profiles projecting from the surface of the tube and integral therewith being formed by the same extrusion process with one-half of the number of profiles being female and the other half being male profiles, and the male and female profiles shaped and sized so as to be capable of releasably interlocking with each other and with the film between the profiles having a distance no greater than 2 inches, and said film being longitudinally severable between profiles to provide fastener strips for laminating onto the surface of a plastic film to be converted into reclosable plastic bags.
A tube construction for releasably interlocking fastener profile strips to be attached to the surface of film material for bags comprising:
A tube construction for releasably interlocking fastener strips to be attached to the surface of material for bags comprising in combination:
Dependencies are inferred from the claim text.