Patent US2994475A successfully refreshed from Google Patents.
US2994475A
Expired / Lapsed
US
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Card feeding, sensing, and translating mechanism
Assignee: International Business Machines Corp
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Filing: 1955-04-08
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Granted: 1961-08-01
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Expires: 1975-04-08
Abstract
No abstract record available.
Inventors
- 👤 Horace S Beattie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:26
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1780621A
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US2105291A
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US2192695A
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US2323824A
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US2569879A
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US2562251A
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US2490346A
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US2638270A
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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) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |