Patent US3257151A successfully refreshed from Google Patents.
US3257151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge bucket
Assignee: IRL DAFFIN ASSOCIATES
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Filing: 1964-06-26
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Granted: 1966-06-21
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Expires: 1984-06-26
Abstract
No abstract record available.
Inventors
- 👤 George E Sprackling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:21
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/34; B65G53/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A DISCHARGE BUCKET FOR USE WITH A PRESSURIZED MATERIAL DELIVERY APPARATUS, SAID BUCKET COMPRISING A DISCHARGE HOUSING, AN INLET IN SAID HOUSING THROUGH WHICH PASSES MATERIAL UNDER A GIVEN AIR PRESSURE, DEFLECTOR MEANS IN SAID HOUSING, SAID DEFLECTOR MEANS BEING DISPOSED IN COOPERATING RELAION WITH SAID INLET FOR DIRECTING SAID MATERIAL DOWNWARDLY THROUGH SAID HOUSING, A FLEXIBLE COLLECTION BOOT SECURED TO SAID DISCHARGE HOUSING AND DEPENDING THEREFROM, RELIEF VALVE MEANS DISPOSED ON SAID HOUSING FOR REDUCING THE AIR PRESSURE IN SAID HOUSING AND SAID COLLECTION BOOT DURING DELIVERY OF SAID MATERIAL THERETO WHEREBY SAID MATERIAL IS DISCHARGED FROM SAID COL-
Claim 2
Dependent Claim
100 words
A DISCHARGE BUCKET FOR USE WITH A PRESSURIZED MATERIAL DELIVERY APPARATUS, SAID BUCKET COMPRISING A DISCHARGE HOUSING, AN INLET IN SAID HOUSING THROUGH WHICH PASSES MATERIAL UNDER A GIVEN AIR PRESSURE, DEFLECTOR MEANS IN SAID HOUSING, SAID DEFLECTOR MEANS BEING DISPOSED IN COOPERATING RELAION WITH SAID INLET FOR DIRECTING SAID MATERIAL DOWNWARDLY THROUGH SAID HOUSING, A FLEXIBLE COLLECTION BOOT SECURED TO SAID DISCHARGE HOUSING AND DEPENDING THEREFROM, RELIEF VALVE MEANS DISPOSED ON SAID HOUSING FOR REDUCING THE AIR PRESSURE IN SAID HOUSING AND SAID COLLECTION BOOT DURING DELIVERY OF SAID MATERIAL THERETO WHEREBY SAID MATERIAL IS DISCHARGED FROM SAID COL-
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |