US3210865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Learning aid device
Assignee: Individual
•
Filing: 1963-01-24
•
Granted: 1965-10-12
•
Expires: 1983-01-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Muntz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:27
CPC Classifications
G; G09; G09B; G09B1/00; G09B1/02; G09B1/04; G09B1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A LEARNING AID STAND FOR HOLDING A PLURALITY OF INTERCHANGEABLE, INDICA-BEARING CARDS OF PREDETERMINED THICKNESS, SAID STAND COMPRISING A PAIR OF SPACED SIDEWALLS, A PLURALITY OF HORIZONTAL PANELS EXTENDING BETWEEN SAID SIDEWALLS, EACH SPACED ABOVE AND TO THE REAR OF AN ADJACENT PANEL, A PLURALITY OF VERTICAL PANELS EXTENDING FROM FRONT LONGITUDINAL EDGES OF SAID HORIZONTAL PANELS DOWNWARDLY TO THE NEXT HORIZONTAL PANELS, MEANS COOPERATING WITH EACH OF SAID VERTICAL PANELS FOR FORMING A PLURALITY OF ROWS OF RECEPTACLES FOR THE CARDS, AND MEANS FOR DROPPING SAID CARDS FROM THE BOTTOMS OF SAID RECEPTACLES BY MOVING AT LEAST PARTS OF SAID HORIZONTAL PANELS TO ONE SIDE OF SAID RECEPTACLES, SAID DROPPING MEANS INCLUDING
Claim 2
Dependent Claim
113 words
A LEARNING AID STAND FOR HOLDING A PLURALITY OF INTERCHANGEABLE, INDICA-BEARING CARDS OF PREDETERMINED THICKNESS, SAID STAND COMPRISING A PAIR OF SPACED SIDEWALLS, A PLURALITY OF HORIZONTAL PANELS EXTENDING BETWEEN SAID SIDEWALLS, EACH SPACED ABOVE AND TO THE REAR OF AN ADJACENT PANEL, A PLURALITY OF VERTICAL PANELS EXTENDING FROM FRONT LONGITUDINAL EDGES OF SAID HORIZONTAL PANELS DOWNWARDLY TO THE NEXT HORIZONTAL PANELS, MEANS COOPERATING WITH EACH OF SAID VERTICAL PANELS FOR FORMING A PLURALITY OF ROWS OF RECEPTACLES FOR THE CARDS, AND MEANS FOR DROPPING SAID CARDS FROM THE BOTTOMS OF SAID RECEPTACLES BY MOVING AT LEAST PARTS OF SAID HORIZONTAL PANELS TO ONE SIDE OF SAID RECEPTACLES, SAID DROPPING MEANS INCLUDING
References Cited (Backward Citations)
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US1035553A
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US2710473A
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US2872185A
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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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |