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US3626608A Expired / Lapsed US ⏱️ 0.0 years remaining

Electronic educational and amusement device

Assignee: SELF DEV Inc
•
Filing: 1969-12-05
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Granted: 1971-12-14
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Expires: 1989-12-05
📄 Original PDF 🌐 Google Patents

Abstract

Abstract AN ELECTRICAL DEVICE WHICH IS ADAPTED FOR USE EITHER AS A TEACHING AID OF AN AMUSEMENT DEVICE FOR TESTING A PERSON''S KNOWLEDGE IN VARIOUS SUBJECTS. THIS DEVICE IS PROVIDED WITH A QUESTION CARD WHICH IS ALSO ADAPTED TO CONTROL THE PROGRAMMING OF THE ELECTRICAL MEMORIES PROVIDED TO THE DEVICE. THE QUESTION CARD HAS A PLURALITY OF QUESTIONS PRINTED THEREON WHICH ARE ADAPTED TO BE ALIGNED WITH THE PLAY SWITCHES OF THIS DEVICE WHEN THE CARD IS PLACED ON THE PANEL POSITIONED TO CONTROL THE PROGRAMMING SWITCHES. THE PROGRAMMING SWITCHES ARE ACTUATED BY A PROGRAMMING BAR. THE BAR CLOSES THE PROGRAMMING SWITCHES WHICH ARE ALIGNED WITH PERFORATIONS PROVIDED TO THE QUESTION CAR. THIS DEVICE IS PROVIDED WITH A SINGLE BATTERY AND A POWER CIRCUIT WHICH IS ADAPTED TO CHARGE THE VARIOUS CAPACITORS OF THE MEMORY, EITHER POSITIVELY OR NEGATIVELY, DEPENDING UPON THE PORGRAMMING OF THE DEVICE. THIS DEVICE IS ALSO PROVIDED WITH A CIRCUIT WHEREBY EITHER QUESTIONS WITH MULTIPLE CHOICE TWO OR MULTIPLE CHOICE FOUR ANSWERS MAY BE EMPLOYED THEREWITH. IT IS ALSO PROVIDED WITH A CIRCUIT FOR COUNTING THE NUMBER OF CORRECT ANSWERS PROVIDED TO A GIVEN SET OF QUESTIONS.

Inventors

  • 👤 Frank Ingeneri

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 05:00
CPC Classifications
G; G09; G09B; G09B7/00; G09B7/06

Claims Analysis

Total Claims: 0
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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) 1974-12-13 1975-06-14 1975-12-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-12-13 1979-06-14 1979-12-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-12-13 1983-06-14 1983-12-14 $7700.00 Window Closed / Lapsed

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