Patent US3105593A successfully refreshed from Google Patents.
US3105593A
Expired / Lapsed
US
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Coded card selector apparatus
Assignee: RTX BBN Technologies Corp
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Filing: 1960-09-19
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Granted: 1963-10-01
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Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Fredkin Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:18
CPC Classifications
G; G06; G06K; G06K17/00; G06K17/0003; G06K17/0006; G06K21/00; G06K21/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
SELECTOR APPARATUS HAVING, IN COMBINATION, A STACK OF CARDS CONTAINING INFORMATION AT A PREDETERMINED POSITION THEREON, SAID CARDS HAVING AT PREDETERMINED REGIONS THEREOF CARD-CODING ELEMENTS, SAID ELEMENTS A DEFINING DIFFERENT PATTERNS FOR THE RESPECTIVE CARDS, A PLURALITY OF CARD-HOLDING MEMBERS ADJACENT CORRESPONDING CODING ELEMENTS AND HAVING MEANS FOR RELEASABLY COUPLING THE HOLDING MEMBERS TO CODING ELEMENTS OF SAID CARDS, CODE-SELECTIVE OPERATING MENS FOR PREVENTING THE COUPLING OF CODING ELEMENTS OF A SELECTED CARD WITH CORRESPONDING HOLDING MEMBERS, WHEREBY THE SELECTED CARD MAY BE SEPARATED FROM SAID STACK, MEANS FOR AUTOMATICAL-
Claim 2
Dependent Claim
90 words
SELECTOR APPARATUS HAVING, IN COMBINATION, A STACK OF CARDS CONTAINING INFORMATION AT A PREDETERMINED POSITION THEREON, SAID CARDS HAVING AT PREDETERMINED REGIONS THEREOF CARD-CODING ELEMENTS, SAID ELEMENTS A DEFINING DIFFERENT PATTERNS FOR THE RESPECTIVE CARDS, A PLURALITY OF CARD-HOLDING MEMBERS ADJACENT CORRESPONDING CODING ELEMENTS AND HAVING MEANS FOR RELEASABLY COUPLING THE HOLDING MEMBERS TO CODING ELEMENTS OF SAID CARDS, CODE-SELECTIVE OPERATING MENS FOR PREVENTING THE COUPLING OF CODING ELEMENTS OF A SELECTED CARD WITH CORRESPONDING HOLDING MEMBERS, WHEREBY THE SELECTED CARD MAY BE SEPARATED FROM SAID STACK, MEANS FOR AUTOMATICAL-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |