Patent US2817488A successfully refreshed from Google Patents.
US2817488A
Expired / Lapsed
US
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Bag filling and weighing apparatus
Assignee: BELL ENTPR Inc DU
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Filing: 1955-05-11
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Granted: 1957-12-24
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Expires: 1975-05-11
Abstract
No abstract record available.
Inventors
- 👤 Richard L Capell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:19
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/30; B65B1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US619834A
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CA454579A
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US1001562A
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US2293518A
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US2232437A
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US2436983A
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US2613053A
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US2624539A
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FR1047771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |