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US4989732A Expired / Lapsed US ⏱️ 0.0 years remaining

Pressure unitized pack of handled plastic film sacks

Assignee: Pactiv LLC
•
Filing: 1990-02-06
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Granted: 1991-02-05
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Expires: 2010-02-06
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Abstract

Abstract A pack of thermoplastic film bags, which are in at least approximate registration, each bag having a bottom, front and rear bag walls connected by way of gussetted side walls, a bag mouth, double film loop handles at opposite ends of the bag mouth, the handles being integral extensions of the walls; the pack having pack suspension and dispensing means in association with the handles about intermediate between the top and the base of the handles; and the area of the film of each of the handles of the pack adjacent to suspension means being releasably-pressure bonded together, in the absence of an adhesive.

Inventors

  • 👤 Graham Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 13:54
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/001; Y; Y10; Y10S; Y10S383/00; Y10S383/903

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 139 words
A pack of thermoplastic film bags, said bags being in at least approximate registration, each bag comprising a bottom, front and rear bag walls connected by way of gussetted side walls, a bag mouth, double film loop handles at opposite ends of the gag mouth, said handles being integral extensions of said walls; said pack having pack suspension and dispensing means in association with said handles about intermediate between the top and the base of said handles; and an area of the film of each of the handles of said pack adjacent to said suspension means being releasably-pressure bonded together, in the absence of an added adhesive so as to form a depression extending partially into the handles of said pack bringing the adjacent areas of said depression into intimate face-to-face contact, excluding substantially all air space from therebetween.
Claim 2
Dependent Claim 139 words
A pack of thermoplastic film bags, said bags being in at least approximate registration, each bag comprising a bottom, front and rear bag walls connected by way of gussetted side walls, a bag mouth, double film loop handles at opposite ends of the gag mouth, said handles being integral extensions of said walls; said pack having pack suspension and dispensing means in association with said handles about intermediate between the top and the base of said handles; and an area of the film of each of the handles of said pack adjacent to said suspension means being releasably-pressure bonded together, in the absence of an added adhesive so as to form a depression extending partially into the handles of said pack bringing the adjacent areas of said depression into intimate face-to-face contact, excluding substantially all air space from therebetween.
Claim 3
Dependent Claim 36 words
The pack of claim 1 wherein an area of film of each bag mouth region of said pack being releasably-pressure bonded together, in the absence of an adhesive so as to form another of said depression.
Claim 4
Dependent Claim 29 words
The pack of claim 1 wherein suspension and dispensing means is an orifice in association with the handles about intermediate between the top and the base of said handles.
Claim 5
Dependent Claim 40 words
The pack of claim 1 wherein each bag has a center tab in association with the front and rear bag panel at said bag mouth, all of the tabs being bonded together and containing a support member in association therewith.
Claim 6
Independent Claim 152 words
A system for suspending and dispensing grocery sacks comprising in combination, a pack of thermoplastic film bags, said bags being in at least approximate registration, each bag comprising a bottom, front and rear bag walls connected by way of gussetted side walls, a bag mouth, double film loop handles at opposite ends of the bag mouth, said handles being integral extensions of said walls; said handles having suspension orifices in association with therewith about intermediate the top and the base of said handles; an area of film of each of the handles of said pack being releasably-pressure bonded together in the absence of an added adhesive so as to form a depression extending partially into the handles of said pack bringing the adjacent areas of said depression into intimate face-to-face contact, excluding substantially all air space from therebetween; and a pair of spaced-apart, elongated members supporting said bag pack through said orifices.
Claim 7
Independent Claim 152 words
A system for suspending and dispensing grocery sacks comprising in combination, a pack of thermoplastic film bags, said bags being in at least approximate registration, each bag comprising a bottom, front and rear bag walls connected by way of gussetted side walls, a bag mouth, double film loop handles at opposite ends of the bag mouth, said handles being integral extensions of said walls; said handles having suspension orifices in association with therewith about intermediate the top and the base of said handles; an area of film of each of the handles of said pack being releasably-pressure bonded together in the absence of an added adhesive so as to form a depression extending partially into the handles of said pack bringing the adjacent areas of said depression into intimate face-to-face contact, excluding substantially all air space from therebetween; and a pair of spaced-apart, elongated members supporting said bag pack through said orifices.
Claim 8
Dependent Claim 32 words
The system of claim 5 wherein said pack has center tabs in association with the center of each bag mouth, said tabs being bonded together and having support means in association therewith.

References Cited (Backward Citations)

US4476979A Cited
US4480750A Cited
US4529090A Cited
US4562925A Cited
US4785938A Cited
US4883450A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-02-04 1994-08-06 1995-02-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-02-04 1998-08-06 1999-02-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-02-04 2002-08-06 2003-02-05 $7700.00 Window Closed / Lapsed

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