Patent US3029019A successfully refreshed from Google Patents.
US3029019A
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Assignee: International Business Machines Corp
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Filing: 1956-06-01
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Granted: 1962-04-10
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Expires: 1976-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jonas E Dayger
- 👤 Jr Raymond J Salani
- 👤 Robert R Hailey
- 👤 George J Laurer
- 👤 Paul V Babel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:59
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/36; G06; G06K; G06K1/00; G06K1/14; G06K1/18; G11B15/00; G11B15/02; G11B20/00; G11B20/10; G11B20/12; G11B20/1201; G11B20/18; G11B27/02; G11B27/031; G11B27/032; G11B5/00; G11B5/008; G11B5/00813; G11B5/00847; G11B5/0086; G11B2220/00; G11B2220/90; Y; Y10; Y10S; Y10S209/00; Y10S209/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2643071A
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US2615569A
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US2688656A
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US2757864A
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US2719959A
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US2782398A
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US2702380A
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US2832063A
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US2850234A
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US2827623A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |