Patent US3537708A successfully refreshed from Google Patents.
US3537708A
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Electrical position matching game apparatus
Assignee: NICHOLAS J CARR
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Filing: 1968-12-16
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Granted: 1970-11-03
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Expires: 1988-12-16
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:55
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00643; A63F2003/00646; A63F2003/00649; A63F2003/00678; A63F2003/00687; A63F9/00; A63F9/24; A63F2009/2483; A63F2009/2492; A63F2009/2494
Claims Analysis
Total Claims: 0
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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) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |