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US3655946A Expired / Lapsed US ⏱️ 0.0 years remaining

System for disposing of invalid cards in a credit card system or the like

Assignee: Omron Corp
•
Filing: 1970-09-02
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Granted: 1972-04-11
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Expires: 1990-09-02
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Abstract

Abstract A system for disposing of invalid cards in a credit card system or the like, wherein the identification numbers of those of the cards issued which have become invalid are recorded in the system, so that if the identification number of a card presented to the system agrees with any one of the recorded invalid card numbers, that card is recognized as invalid and the identification number written on the card is erased therefrom and at the same time the corresponding number is removed from the record in the system.

Inventors

  • 👤 Tadao Morita
  • 👤 Masanori Nagata

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 10:51
CPC Classifications
G; G07; G07F; G07F7/00; G07F7/08; G06; G06Q; G06Q20/00; G06Q20/38; G06Q20/40; G06Q20/403; G06Q20/4033; G06Q40/00; G06Q40/02; G07F19/00; G07F19/20; G07F19/202

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 123 words
A system for disposing of invalid cards in a credit card system or the like, comprising: first means for recording the identifiCation numbers of those of all the cards issued which have become invalid; means for reading the identification number of a card presented; means for collating the identification number of said presented card with each of said recorded invalid identification numbers; means for treating said presented card so as not to be useable any longer when the identification number of said presented card agrees with one of said recorded invalid identification number; second means for recording the identification number of said presented card; and means for removing the record of the identification number of said presented card from said first recording means.
Claim 2
Independent Claim 123 words
A system for disposing of invalid cards in a credit card system or the like, comprising: first means for recording the identifiCation numbers of those of all the cards issued which have become invalid; means for reading the identification number of a card presented; means for collating the identification number of said presented card with each of said recorded invalid identification numbers; means for treating said presented card so as not to be useable any longer when the identification number of said presented card agrees with one of said recorded invalid identification number; second means for recording the identification number of said presented card; and means for removing the record of the identification number of said presented card from said first recording means.

References Cited (Backward Citations)

US3221304A Cited
US3254201A Cited
US3353006A Cited
US3559175A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-04-11 1975-10-11 1976-04-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-04-11 1979-10-11 1980-04-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-04-11 1983-10-11 1984-04-11 $7700.00 Window Closed / Lapsed

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