Patent US2925238A successfully refreshed from Google Patents.
US2925238A
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US
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Positioning mechanism
Assignee: International Business Machines Corp
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Filing: 1956-01-26
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Granted: 1960-02-16
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Expires: 1976-01-26
Abstract
No abstract record available.
Inventors
- 👤 John J Lynott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:57
CPC Classifications
G; G11; G11B; G11B21/00; G11B21/02; G05; G05B; G05B5/00; G05B5/01; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1427; G05D3/149; G05G; G05G5/00; G05G5/06; G11B5/00; G11B5/48; G11B5/54; G11B5/55; G11B5/5521; G11B5/5526; G11B5/553; G05G2700/00; G05G2700/04; G05G2700/08
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) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |