US3397467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Audio-visual autodidactic device
Assignee: Amram & Fils Sarl
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Filing: 1966-12-14
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Granted: 1968-08-20
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Expires: 1986-12-14
Abstract
No abstract record available.
Inventors
- 👤 Robert I Genin
- 👤 Wapner Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:52
CPC Classifications
G; G09; G09B; G09B5/00; G09B5/06; G09B5/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
AN AUDIO-VISUAL AUTODIADACTIC SYSTEM COMPRISING: (A) A CARD HAVING A SERIES OF VISUAL ITEMS PRINTED ON ONE FACE THEREOF, AND A STRIP OF MAGNETIC TAPE SECURED TO THE OPPOSING FACE THEREOF, SAID TAPE HAVING A LIKE SERIES OF PRE-RECORDED TRACKS EACH RELATED TO A RESPECTIVE ITEM, AND (B) A PLAYBACK ASSEMBLY INCLUDING: (A) A DECK FOR SUPPORTING SAID CARD, (B) A PLAYBACK HEAD MOVABLE UNDER SAID DECK ACROSS SAID TAPE, (C) MANUALLY-OPERATED MEANS ENGAGING SAID CARD TO ADVANCE SAME WITH RESPECT TO SAID HEAD TO BRING SAID HEAD INTO OPERATIVE RELATION WITH A SELECTED TRACK ON SAID TAPE, AND (D) ELECTRONIC MEANS COUPLED TO SAID HEAD TO REPRODUCE THE PLAY-BACK TRACK.
Claim 2
Dependent Claim
111 words
AN AUDIO-VISUAL AUTODIADACTIC SYSTEM COMPRISING: (A) A CARD HAVING A SERIES OF VISUAL ITEMS PRINTED ON ONE FACE THEREOF, AND A STRIP OF MAGNETIC TAPE SECURED TO THE OPPOSING FACE THEREOF, SAID TAPE HAVING A LIKE SERIES OF PRE-RECORDED TRACKS EACH RELATED TO A RESPECTIVE ITEM, AND (B) A PLAYBACK ASSEMBLY INCLUDING: (A) A DECK FOR SUPPORTING SAID CARD, (B) A PLAYBACK HEAD MOVABLE UNDER SAID DECK ACROSS SAID TAPE, (C) MANUALLY-OPERATED MEANS ENGAGING SAID CARD TO ADVANCE SAME WITH RESPECT TO SAID HEAD TO BRING SAID HEAD INTO OPERATIVE RELATION WITH A SELECTED TRACK ON SAID TAPE, AND (D) ELECTRONIC MEANS COUPLED TO SAID HEAD TO REPRODUCE THE PLAY-BACK TRACK.
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) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |