US2756606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yieldable nut
Assignee: CLEVELAND HOBBING MACHINE CO
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Filing: 1953-05-18
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Granted: 1956-07-31
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Expires: 1973-05-18
Abstract
No abstract record available.
Inventors
- 👤 Otis E Staples
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:42
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/10; B23Q; B23Q5/00; B23Q5/54; B23Q5/56; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18648; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19805; Y10T74/19809; Y10T74/1987; Y10T74/19893; Y10T74/19898; Y10T74/19902; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2537; Y10T82/2539
Claims Analysis
Total Claims: 0
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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) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |