US3559173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for authenticating holders of card identification symbols
Assignee: SIMCOM CORP
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Filing: 1966-08-22
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Granted: 1971-01-26
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Expires: 1986-08-22
Abstract
Abstract AN APPARATUS AND METHOD FOR AUTHENTICATING HOLDERS OF IDENTIFICATION SYMBOLS HAVING MEANS FOR COMPARING THE CORRESPONDENCE BETWEEN VARIATIONS OF A PLURALITY OF CODES, AT LEAST ONE CODE VARIATION SELECTED FROM AN IDENTIFICATION MEANS HELD BY THE HOLDER, AND ANOTHER CODE VARIATION SELECTED AS A FUNCTION OF AN AUTHORIZATION CODE SUBMITTED BY THE HOLDER. THE IDENTIFICATION MENS MAY INCLUDE ANY ALPHA-NUMERIC COMBINATION ASSIGNED TO THE HOLDER BY WHICH THE HOLDER IDENTIFIES HIMSELF FROM AMONG OTHERS HOLDING OTHER ALPHA-NUMERIC COMBINATIONS, SUCH AS A CREDIT CARD. THE AUTHORIZATION CODE MAY INCLUDE A ALPHA-NUMERIC COMBINATION COMMITTED TO MEMORY AND SUBMITTED ORALLY BY THE HOLDER.
Inventors
- 👤 Joseph Leo Levasseur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:43
CPC Classifications
G; G07; G07F; G07F7/00; G07F7/08; G07F7/10; G06; G06Q; G06Q20/00; G06Q20/30; G06Q20/34; G06Q20/347; G07F7/1025; G07F7/1058
Claims Analysis
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References Cited (Backward Citations)
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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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |