US3606333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-dimensional board game apparatus
Assignee: Individual
•
Filing: 1969-11-14
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Granted: 1971-09-20
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Expires: 1989-11-14
Abstract
Abstract A THREE-DIMENSIONAL GAME COMPRISING A HEXAHEDRAL FRAMEWORK OR RODS ARRANGED TO FORM A COMPACT ARRAY OF EIGHT HEXAHEDRAL ELEMENTS SUBSTANTIALLY EQUAL IN SIZE, AND A PLURALITY OF GAME PIECES EACH FORMED WITH A PARTIALLY BISECTING SLOT ARRANGED TO INTERSECT AND REMOVABLY ENGAGE RODS OF THE FRAMEWORK. IN ONE EXAMPLE THE FRAMEWORK RODS ARE FORMED OF MAGNETICALLY PERMEABLE MATERIAL, AND AN ELONGATE MAGNET IS SEATED ALONG THE BASE OF THE BISECTING SLOT OF EACH GAME PIECE FOR MAGNETICALLY ENGAGING THE RODS OF THE FRAMEWORK.
Inventors
- 👤 Lawrence E Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:01
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00003; A63F3/00094
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |