Patent US3307850A successfully refreshed from Google Patents.
US3307850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically influenced question and answer game
Assignee: Individual
•
Filing: 1964-07-06
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Granted: 1967-03-07
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas Walter Nathaniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:26
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/18; A63F9/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A MAGNETIC QUESTION AND ANSWER GAME COMPRISING: A GAMEBOARD, A DISC MAGNET CARRIED BY THE GAMEBOARD AND DISPOSED IN A PLANE THAT PARALLELS SAID GAMEBOARD, SAID DISC MAGNET BEING MAGNETIZED TO PROVIDE ITS FACES WITH OPPOSITE POLARITY, ANSWER INDICATING INDICIA FORMED ON SAID GAMEBOARD ABOUT THE AXIS OF SAID DISC MAGNET AS A CENTER, AND A POINTER MAGNET ADAPTED TO BE SUSPENDED OVER SAID DISC MAGNET,
Claim 2
Dependent Claim
66 words
A MAGNETIC QUESTION AND ANSWER GAME COMPRISING: A GAMEBOARD, A DISC MAGNET CARRIED BY THE GAMEBOARD AND DISPOSED IN A PLANE THAT PARALLELS SAID GAMEBOARD, SAID DISC MAGNET BEING MAGNETIZED TO PROVIDE ITS FACES WITH OPPOSITE POLARITY, ANSWER INDICATING INDICIA FORMED ON SAID GAMEBOARD ABOUT THE AXIS OF SAID DISC MAGNET AS A CENTER, AND A POINTER MAGNET ADAPTED TO BE SUSPENDED OVER SAID DISC MAGNET,
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |