US4482116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable plastic film bag mouth support
Assignee: NEW PRODUCT Inc
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Filing: 1982-03-29
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Granted: 1984-11-13
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Expires: 2002-03-29
Abstract
Abstract The invention comprises an adjustable support to retain the mouths of commonly available plastic film garbage and leaf bags fully open. The bag mouth support folds and unfolds into a compact shape for packaging and for storage. Fully open the support is of substantially square or rectangular shape with one of the sides telescopingly adjustable to increase or decrease the perimeter length of the support.
Inventors
- 👤 Kenneth Vadnais
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:27
CPC Classifications
B; B65; B65B; B65B67/00; B65B67/12; B65B67/1238
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
115 words
A support for retaining the mouth of a plastic film bag open comprising, a tube having two ends and being partially folded at a plurality of spaced locations, and means joining said ends of said tube together between two of said spaced locations forming a closed parallelogram having one inflexible length including said joining means and three other flexible lengths, said support as partially folded being sized to retain a film bag mouth wrapped thereabout substantially open through said support, and said support being foldable by manually rotating opposed portions of said tube in opposite directions, said flexible lengths tending to bow to more tightly retain said joining means within said ends of said tube.
Claim 2
Dependent Claim
115 words
A support for retaining the mouth of a plastic film bag open comprising, a tube having two ends and being partially folded at a plurality of spaced locations, and means joining said ends of said tube together between two of said spaced locations forming a closed parallelogram having one inflexible length including said joining means and three other flexible lengths, said support as partially folded being sized to retain a film bag mouth wrapped thereabout substantially open through said support, and said support being foldable by manually rotating opposed portions of said tube in opposite directions, said flexible lengths tending to bow to more tightly retain said joining means within said ends of said tube.
Claim 3
Dependent Claim
41 words
The support of claim 1 wherein said joining means includes a dowel inserted into said ends of said tube to join said ends together, said tube ends being adjustable on said dowel to lengthen or shorten the periphery of said support.
Claim 4
Dependent Claim
15 words
The support of claim 1 including rotatable means joining the ends of the tube together.
References Cited (Backward Citations)
US678684A
Cited
US1097701A
Cited
US2654892A
Cited
US2684128A
Cited
US3675667A
Cited
US3893649A
Cited
US3866872A
Cited
US3960161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-11-13 | 1988-05-14 | 1988-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-11-13 | 1992-05-14 | 1992-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-11-13 | 1996-05-14 | 1996-11-13 | $7700.00 | Window Closed / Lapsed |