Patent US2407070A successfully refreshed from Google Patents.
US2407070A
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Assignee: G M DIEHL MACHINE WORKS
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Filing: 1942-03-04
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Granted: 1946-09-03
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Expires: 1962-03-04
Abstract
No abstract record available.
Inventors
- 👤 Clifton C Frame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:38
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/007; B27; B27M; B27M3/00; B27M3/0013; B27M3/0026; B27M3/0053; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1749; Y10T83/00; Y10T83/283; Y10T83/586
Claims Analysis
Total Claims: 0
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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) | 1949-09-02 | 1950-03-04 | 1950-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-02 | 1954-03-04 | 1954-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-02 | 1958-03-04 | 1958-09-03 | $7700.00 | Window Closed / Lapsed |