Patent US3797733A successfully refreshed from Google Patents.
US3797733A
Expired / Lapsed
US
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Shopping bag of plastic foil
Assignee: ROLLES FAB AS
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Filing: 1971-12-06
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Granted: 1974-03-19
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Expires: 1991-12-06
Abstract
Abstract A shopping bag of plastic foil which in flattened condition is substantially rectangular having a rectilinear mouth at which hand grip means are provided. Spaced from the mouth edge and parallel with said edge one or more reinforcing lists are mounted to the bag side. Each of the lists consists of a strip having a profiled cross-section with a total thickness which is several times larger than the wall thickness of the strip.
Inventors
- 👤 W Ibing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:18
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/02
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
98 words
A shopping bag of plastic foil with a mouth that is substantially rectilinear in the flattened condition of the bag and along which there is provided a pair of reinforcing lists, one on either side of and substantially parallel with the edges of the mouth, and an additional reinforcing list is provided substantially parallel to and directly below at least one of said pair of reinforcing lists characterised in that the additional reinforcing list consists of a strip wiTh a profiled crosssection having a total thickness which is several times larger than the wall thickness of the strip.
Claim 2
Dependent Claim
98 words
A shopping bag of plastic foil with a mouth that is substantially rectilinear in the flattened condition of the bag and along which there is provided a pair of reinforcing lists, one on either side of and substantially parallel with the edges of the mouth, and an additional reinforcing list is provided substantially parallel to and directly below at least one of said pair of reinforcing lists characterised in that the additional reinforcing list consists of a strip wiTh a profiled crosssection having a total thickness which is several times larger than the wall thickness of the strip.
Claim 3
Dependent Claim
19 words
A shopping bag as claimed in claim 1, characterized in that the additional reinforcing list is of W-formed cross-section.
Claim 4
Dependent Claim
43 words
A shopping bag as claimed in claim 1 with the additional reinforcing list of plastic material, characterized in that the additional reinforcing list is glued to the wall of the bag so that the said wall conforms to the cross-section of the list.
References Cited (Backward Citations)
US2233906A
Cited
US3506185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |