Patent US2800154A successfully refreshed from Google Patents.
US2800154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible material working machine having a tiltable bed and slidably and rotatably adjustable headstock and tailstock
Assignee: Individual
•
Filing: 1955-01-06
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Granted: 1957-07-23
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Expires: 1975-01-06
Abstract
No abstract record available.
Inventors
- 👤 Jack J Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:44
CPC Classifications
B; B23; B23Q; B23Q37/00; B23Q37/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR890133A
Cited
DE403773C
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US1510167A
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US1618358A
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FR689368A
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US2050347A
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US2052600A
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US2013778A
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US2200799A
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US2517608A
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US2623269A
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GB655292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |