US3306001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing a hermetically sealed package
Assignee: Smurfit Diamond Packaging Corp
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Filing: 1964-02-05
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Granted: 1967-02-28
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Expires: 1984-02-05
Abstract
No abstract record available.
Inventors
- 👤 William S Peppler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:34
CPC Classifications
H; H03; H03K; H03K9/00; B; B65; B65B; B65B9/00; B65B9/10; B65B9/20; B65B9/213; H04; H04B; H04B14/00; H04B14/02; H04B14/026; B65B2220/00; B65B2220/16; B65B2220/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
201 words
THE METHOD OF CONTINUOUSLY PRODUCING PACKAGES HAVING A RIGID OUTER CONTAINER HAVING A MINIMUM VOLUME IN RELATION TO THE AMOUNT OF MATERIAL CONTAINED IN A HERMETICALLY SEALED BAG, COMPRISING THE STEPS OF: CONTINUOUSLY FORMING AN ENDLESS, HEAT-SEALABLE FILM INTO A TUBULAR SLEEVE ON A RIGID MANDREL AND HEAT SEALING THE LEADING END OF SAID SLEEVE; CONTINUOUSLY ORIENTING UPWARDLY OPENING, RIGID CARTONS BENEATH SAID LEADING END OF SAID SLEEVE AND IN COAXIAL ALIGNMENT THEREWITH; MAINTAINING THE CROSS SECTION OF SAID SLEEVE EQUAL TO THE INTERIOR OF THE RIGID CONTAINER; FILLING THE SLEEVE WITH A CHARGE OF FLUENT MATERIAL WHILE CONTINUING TO MAINTAIN THE SLEEVE CROSS SECTION UNIFORM AND CONFORMING TO THE INTERIOR CROSS SECTION OF SAID RIGID CARTON; INTRODUCING SAID SLEEVE WITH THE CHARGE CONTAINED THEREIN INTO THE RIGID CONTAINER AND WITHDRAWING THE RIGID MANDREL PROGRESSIVELY SO THAT THE CHARGE OF MATERIAL AND SEALED LEADING END OF THE SLEEVE SUBSTANTIALLY FILL THE RIGID CONTAINER; AND SEALING THE TRAILING END OF THE SLEEVE BELOW THE RIGID MANDREL THUS FORMING A HERMETICALLY SEALED BAG IN THE RIGID CONTAINER WHILE FORMING THE SEALED LEADING END OF THE NEXT SUCCESSIVE BAG FORMED FROM THE FLEXIBLE SLEEVE AND TO BE DISPOSED IN THE NEXT ORIENTED RIGID CONTAINER.
Claim 2
Independent Claim
201 words
THE METHOD OF CONTINUOUSLY PRODUCING PACKAGES HAVING A RIGID OUTER CONTAINER HAVING A MINIMUM VOLUME IN RELATION TO THE AMOUNT OF MATERIAL CONTAINED IN A HERMETICALLY SEALED BAG, COMPRISING THE STEPS OF: CONTINUOUSLY FORMING AN ENDLESS, HEAT-SEALABLE FILM INTO A TUBULAR SLEEVE ON A RIGID MANDREL AND HEAT SEALING THE LEADING END OF SAID SLEEVE; CONTINUOUSLY ORIENTING UPWARDLY OPENING, RIGID CARTONS BENEATH SAID LEADING END OF SAID SLEEVE AND IN COAXIAL ALIGNMENT THEREWITH; MAINTAINING THE CROSS SECTION OF SAID SLEEVE EQUAL TO THE INTERIOR OF THE RIGID CONTAINER; FILLING THE SLEEVE WITH A CHARGE OF FLUENT MATERIAL WHILE CONTINUING TO MAINTAIN THE SLEEVE CROSS SECTION UNIFORM AND CONFORMING TO THE INTERIOR CROSS SECTION OF SAID RIGID CARTON; INTRODUCING SAID SLEEVE WITH THE CHARGE CONTAINED THEREIN INTO THE RIGID CONTAINER AND WITHDRAWING THE RIGID MANDREL PROGRESSIVELY SO THAT THE CHARGE OF MATERIAL AND SEALED LEADING END OF THE SLEEVE SUBSTANTIALLY FILL THE RIGID CONTAINER; AND SEALING THE TRAILING END OF THE SLEEVE BELOW THE RIGID MANDREL THUS FORMING A HERMETICALLY SEALED BAG IN THE RIGID CONTAINER WHILE FORMING THE SEALED LEADING END OF THE NEXT SUCCESSIVE BAG FORMED FROM THE FLEXIBLE SLEEVE AND TO BE DISPOSED IN THE NEXT ORIENTED RIGID CONTAINER.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |