Patent US3031889A successfully refreshed from Google Patents.
US3031889A
Expired / Lapsed
US
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Device for simulating the play of golf
Assignee: DO MA ENTPR Inc
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Filing: 1959-06-26
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Granted: 1962-05-01
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Expires: 1979-06-26
Abstract
No abstract record available.
Inventors
- 👤 Magazanik Louis
- 👤 David J Dover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:45
CPC Classifications
A; A63; A63B; A63B24/00; A63B24/0021; A63B69/00; A63B69/0073; A63B69/0079; A63B69/36; A63B69/3658; A63B2024/0028; A63B2024/0031
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1682059A
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US1857267A
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US1956452A
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US2052988A
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US2201697A
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US2656720A
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US2834210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |