Patent US3294127A successfully refreshed from Google Patents.
US3294127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expandable spout for bag filling machine
Assignee: Amcor Flexibles North America Inc
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Filing: 1964-11-16
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Granted: 1966-12-27
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Expires: 1984-11-16
Abstract
No abstract record available.
Inventors
- 👤 Erwin M Lau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:16
CPC Classifications
B; B65; B65B; B65B39/00; B65B39/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
AN EXPANDABLE SPOUT FOR A BAG FILLING MACHINE COMPRISING A FILLING TUBE, A FLEXIBLE RESILIENT SLEEVE SURROUDING SAID FILLING TUBE, AND EXPANDER DEVICE DISPOSED BETWEEN SAID SLEEVE AND SAID FILLNG TUBE, AND MEANS FOR MOVING ONE END OF SAID EXPANDER DEVICE AWAY FROM SAID FILLING TUBE AGAINST THE RESILIENCE OF SAID SLEEVE TO ENGAGE THE VALVE OF A BAG WHICH HAS BEEN FITTED OVER SAID SPOUT.
Claim 2
Dependent Claim
66 words
AN EXPANDABLE SPOUT FOR A BAG FILLING MACHINE COMPRISING A FILLING TUBE, A FLEXIBLE RESILIENT SLEEVE SURROUDING SAID FILLING TUBE, AND EXPANDER DEVICE DISPOSED BETWEEN SAID SLEEVE AND SAID FILLNG TUBE, AND MEANS FOR MOVING ONE END OF SAID EXPANDER DEVICE AWAY FROM SAID FILLING TUBE AGAINST THE RESILIENCE OF SAID SLEEVE TO ENGAGE THE VALVE OF A BAG WHICH HAS BEEN FITTED OVER SAID SPOUT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |