Patent US2931689A successfully refreshed from Google Patents.
US2931689A
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Automatic programming system and method for recording of control records
Assignee: MAGNASYNC Manufacturing Co Ltd
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Filing: 1955-10-25
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Granted: 1960-04-05
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Expires: 1975-10-25
Abstract
No abstract record available.
Inventors
- 👤 Olin L Dupy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:25
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/42; G05B2219/00; G05B2219/30; G05B2219/42; G05B2219/42186; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2423440A
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US2574104A
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US2748665A
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US2710934A
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US2693991A
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US2722676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |