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Patent US2919966A successfully refreshed from Google Patents.
US2919966A
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Assignee: Acme Appliance Manufacturing Co
•
Filing: 1957-04-01
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Granted: 1960-01-05
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Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 Don F Preston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:25
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/06; A47B; A47B21/00; A47B21/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733037A
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US633651A
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US693127A
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US883305A
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US1137261A
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US1529032A
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US2206909A
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US2358917A
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US2656234A
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US2710783A
Cited
US2822229A
Cited
US2802711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |