Patent US3496341A successfully refreshed from Google Patents.
US3496341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card reading system
Assignee: Individual
•
Filing: 1966-12-27
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Granted: 1970-02-17
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Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 Yukio Mizuta
- 👤 Shizuya Ano
- 👤 Kazuo Inoue
- 👤 Hiromoto Oda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:02
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/01; G06K7/016; G06K7/0163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
228 words
A CARD READING SYSTEM COMPRISING, IN COMBINATION WITH CARDS ADAPTED TO BE INSERTED INTO SAID SYSTEM IN TWO PREDETERMINED DIFFERENT MANNERS, IN ONE OF WHICH THEY ARE INSERTED WITH THEIR ONE EDGE FORWARD, WHILE IN THE OTHER THEY ARE INSERTED WITH THEIR OPPOSITE EDGE FORWARD AND AT THE SAME TIME THEIR OBSERVE TURNED REVERSE, EACH SAID CARD HAVING AT LEAST ONE DISTINGUISHING MARK BY WHICH TO DISTINGUISH BETWEEN SAID TWO MANNERS OF INSERTION, A SERIES OF GUIDE MARKS AND A PLURALITY OF INFORMATION MARKS: MEANS FOR DETECTING SAID MARKS TO PRODUCE A DISTINGUISHING SIGNAL, GUIDE SIGNALS, AND INFORMATION SIGNALS; CIRCUIT MEANS PROVIDED WITH GUIDE SIGNAL INPUT TERMINALS AND INFORMATION SIGNAL INPUT TERMINALS FOR COLLATING SAID INFORMATION SIGNALS WITH PREDETERMINED REFERENCE INFORMATION MEMORIZED THEREIN BEFOREHAND; A FIRST AND A SECOND COUNTER EACH PROVIDED WITH AN INPUT TERMINAL TO WHICH SAID GUIDE SIGNALS ARE APPLIED AND OUTPUT TERMINALS AT WHICH A SIGNAL APPEARS UPON COUNTING OF EVERY ONE OF SAID INPUT GUIDE SIGNALS, EACH OF SAID OUTPUT TERMINALS OF SAID SECOND COUNTER BEING CONNECTED TO ONE OF SAID GUIDE SIGNAL INPUT TERMINALS OF SAID CIRCUIT MEANS IN THE REVERSE ORDER TO THAT IN WHICH EACH OF SAID OUTPUT TERMINALS OF SAID FIRST COUNTER IS CONNECTED TO ONE OF SAID GUIDE SIGNAL INPUT TERMINALS; AND CIRCUIT MEANS CONTROLLED BY SAID DISTINGUISHING SIGNAL TO ALTERNATIVELY RENDER SAID FIRST AND SECOND COUNTERS OPERATIVE.
Claim 2
Dependent Claim
228 words
A CARD READING SYSTEM COMPRISING, IN COMBINATION WITH CARDS ADAPTED TO BE INSERTED INTO SAID SYSTEM IN TWO PREDETERMINED DIFFERENT MANNERS, IN ONE OF WHICH THEY ARE INSERTED WITH THEIR ONE EDGE FORWARD, WHILE IN THE OTHER THEY ARE INSERTED WITH THEIR OPPOSITE EDGE FORWARD AND AT THE SAME TIME THEIR OBSERVE TURNED REVERSE, EACH SAID CARD HAVING AT LEAST ONE DISTINGUISHING MARK BY WHICH TO DISTINGUISH BETWEEN SAID TWO MANNERS OF INSERTION, A SERIES OF GUIDE MARKS AND A PLURALITY OF INFORMATION MARKS: MEANS FOR DETECTING SAID MARKS TO PRODUCE A DISTINGUISHING SIGNAL, GUIDE SIGNALS, AND INFORMATION SIGNALS; CIRCUIT MEANS PROVIDED WITH GUIDE SIGNAL INPUT TERMINALS AND INFORMATION SIGNAL INPUT TERMINALS FOR COLLATING SAID INFORMATION SIGNALS WITH PREDETERMINED REFERENCE INFORMATION MEMORIZED THEREIN BEFOREHAND; A FIRST AND A SECOND COUNTER EACH PROVIDED WITH AN INPUT TERMINAL TO WHICH SAID GUIDE SIGNALS ARE APPLIED AND OUTPUT TERMINALS AT WHICH A SIGNAL APPEARS UPON COUNTING OF EVERY ONE OF SAID INPUT GUIDE SIGNALS, EACH OF SAID OUTPUT TERMINALS OF SAID SECOND COUNTER BEING CONNECTED TO ONE OF SAID GUIDE SIGNAL INPUT TERMINALS OF SAID CIRCUIT MEANS IN THE REVERSE ORDER TO THAT IN WHICH EACH OF SAID OUTPUT TERMINALS OF SAID FIRST COUNTER IS CONNECTED TO ONE OF SAID GUIDE SIGNAL INPUT TERMINALS; AND CIRCUIT MEANS CONTROLLED BY SAID DISTINGUISHING SIGNAL TO ALTERNATIVELY RENDER SAID FIRST AND SECOND COUNTERS OPERATIVE.
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) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |