Patent US3329260A successfully refreshed from Google Patents.
US3329260A
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US
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Stacked bags
Assignee: Superpac Inc
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Filing: 1966-06-06
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Granted: 1967-07-04
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Expires: 1986-06-06
Abstract
No abstract record available.
Inventors
- 👤 William R Medleycott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:10
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/001; B29; B29C; B29C65/00; B29C65/02; B29C65/04; B29C65/08; B29C65/18; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29K2027/00; B29K2027/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A BAG STACK OF HEAT SEALING PLASTIC BAGS HAVING OPEN ENDS COMPRISING: A PLURALITY OF STACKED BAGS HAVING THEIR OPEN ENDS ALIGNED, EACH BAG HAVING A FRONT PANEL, AND A REAR PANEL HAVING A PORTION EXTENDING BEYOND THE FRONT PANEL ADJACENT THE OPEN END OF THE BAG, SAID PORTION OF EACH REAR PANEL HAVING A PAIR OF WICKET OPENINGS FOR THE RECEIPT OF A HOLDING WICKET AND A TEAR LINE BETWEEN SAID OPENINGS AND THE OPEN END OF THE BAG, SAID PORTIONS OF THE REAR PANELS BEING HEAT SEALED TOGETHER ALONG A LINE BETWEEN SAID WICKET OPENINGS AND THE OUTER END OF THE REAR PANEL, AND EACH REAR PANEL HAVING A NARROW OPENING EXTENDING RESPECTIVELY TO THE ADJACENT SIDE THEREOF FROM EACH OPENING.
Claim 2
Dependent Claim
123 words
A BAG STACK OF HEAT SEALING PLASTIC BAGS HAVING OPEN ENDS COMPRISING: A PLURALITY OF STACKED BAGS HAVING THEIR OPEN ENDS ALIGNED, EACH BAG HAVING A FRONT PANEL, AND A REAR PANEL HAVING A PORTION EXTENDING BEYOND THE FRONT PANEL ADJACENT THE OPEN END OF THE BAG, SAID PORTION OF EACH REAR PANEL HAVING A PAIR OF WICKET OPENINGS FOR THE RECEIPT OF A HOLDING WICKET AND A TEAR LINE BETWEEN SAID OPENINGS AND THE OPEN END OF THE BAG, SAID PORTIONS OF THE REAR PANELS BEING HEAT SEALED TOGETHER ALONG A LINE BETWEEN SAID WICKET OPENINGS AND THE OUTER END OF THE REAR PANEL, AND EACH REAR PANEL HAVING A NARROW OPENING EXTENDING RESPECTIVELY TO THE ADJACENT SIDE THEREOF FROM EACH OPENING.
References Cited (Backward Citations)
US3021947A
Cited
US3044233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |