Patent US3349991A successfully refreshed from Google Patents.
US3349991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible container
Assignee: QUALITY TRANSPARENT BAG CO
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Filing: 1965-09-23
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Granted: 1967-10-31
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Expires: 1985-09-23
Abstract
No abstract record available.
Inventors
- 👤 Kessler Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:33
CPC Classifications
B; B65; B65D; B65D31/00; B65D31/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A CONTAINER OF FLEXIBLE MATERIAL OPEN AT ONE END AND COMPRISING A FIRST OUTER PLY AND A SECOND OUTER PLY, SAID PLIES BEING CONNECTED AT THE SIDE EDGES THEREOF, A FIRST INNER PLY AND A SECOND INNER PLY, SAID FIRST AND SECOND INNER PLIES BEING CONNECTED AT THE SIDE EDGES THEREOF, THE OPPOSITE SIDE EDGES OF SAID FIRST OUTER PLY AND SAID FIRST INNER PLY BEING CONNECTED TO ONE ANOTHER BY A FOLDED VERTICAL GUSSET DISPOSED THEREBETWEEN, THE OPPOSITE SIDE EDGES OF SAID SECOND OUTER PLY AND SAID SECOND INNER PLY BEING CONNECTED BY ANOTHER VERTICAL FOLDED GUSSET DISPOSED THEREBETWEEN, ALL OF SAID PLIES BEING CONNECTED TOGETHER AT ONE END EDGE THEREOF TO FORM A PLURALITY OF INDIVIDUAL POCKETS, CLOSED AT THE BOTTOM AND OPEN AT THE TOP.
Claim 2
Dependent Claim
128 words
A CONTAINER OF FLEXIBLE MATERIAL OPEN AT ONE END AND COMPRISING A FIRST OUTER PLY AND A SECOND OUTER PLY, SAID PLIES BEING CONNECTED AT THE SIDE EDGES THEREOF, A FIRST INNER PLY AND A SECOND INNER PLY, SAID FIRST AND SECOND INNER PLIES BEING CONNECTED AT THE SIDE EDGES THEREOF, THE OPPOSITE SIDE EDGES OF SAID FIRST OUTER PLY AND SAID FIRST INNER PLY BEING CONNECTED TO ONE ANOTHER BY A FOLDED VERTICAL GUSSET DISPOSED THEREBETWEEN, THE OPPOSITE SIDE EDGES OF SAID SECOND OUTER PLY AND SAID SECOND INNER PLY BEING CONNECTED BY ANOTHER VERTICAL FOLDED GUSSET DISPOSED THEREBETWEEN, ALL OF SAID PLIES BEING CONNECTED TOGETHER AT ONE END EDGE THEREOF TO FORM A PLURALITY OF INDIVIDUAL POCKETS, CLOSED AT THE BOTTOM AND OPEN AT THE TOP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |