Patent US3060277A successfully refreshed from Google Patents.
US3060277A
Expired / Lapsed
US
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Magnetic head suspension
Assignee: Unisys Corp
•
Filing: 1957-01-23
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Granted: 1962-10-23
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Expires: 1977-01-23
Abstract
No abstract record available.
Inventors
- 👤 John F Baker
- 👤 Dusan S Gelletich
- 👤 William J Wasylenko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:16
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48; G11B5/58; G11B5/60; G11B5/6005; G11B5/4806; G11B5/4813; G11B5/54; G11B5/55; G11B5/5521
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2038216A
Cited
US2144844A
Cited
US2532803A
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US2590091A
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US2668059A
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US2530584A
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US2644856A
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US2750579A
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US2769037A
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US2737646A
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US2772135A
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US2751439A
Cited
US2950354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |