US2904070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: International Business Machines Corp
•
Filing: 1955-06-06
•
Granted: 1959-09-15
•
Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 John J Lynott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/43; G05B19/44; F; F16; F16K; F16K11/00; F16K11/10; F16K11/20; G06; G06G; G06G5/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8175; Y10T137/8192; Y10T137/8593; Y10T137/877; Y10T137/87877; Y10T137/87917; Y10T137/88022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1387073A
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US1412134A
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US2323824A
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US2364540A
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US2390534A
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US2482242A
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US2641280A
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US2626635A
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US2774821A
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US2751933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |