Patent US3383657A successfully refreshed from Google Patents.
US3383657A
Expired / Lapsed
US
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Personnel security system having personally carried card with fingerprint identification
Assignee: International Business Machines Corp
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Filing: 1965-05-28
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Granted: 1968-05-14
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Claassen Claus Helmut
- 👤 Green Louis Dell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:39
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/117; A61B5/1171; A61B5/1172; G; G06; G06V; G06V40/00; G06V40/10; G06V40/12; G06V40/13; G07; G07C; G07C9/00; G07C9/20; G07C9/22; G07C9/25; G07C9/257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3231861A
Cited
US3202761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |